Over 350 elephants die mysteriously in Africa's Botswana, poisoning or an unknown pathogen could be culprits
Over 350 elephants die mysteriously in Africa's Botswana, poisoning or an unknown pathogen could be culprits

Trafficking may not be behind the mass deaths because their tusks stayed intact, said an official

Exposed 'remnant' core of gas giant 730 light years away is helping scientists study the planet's interiors
Exposed 'remnant' core of gas giant 730 light years away is helping scientists study the planet's interiors

Located approximately 730 light years away, TOI 849 b orbits so close to its host star that a year is a mere 18 hours and its surface temperature is around 1,800K

Monster star mysteriously disappears, scientists suspect it turned into black hole without going supernova
Monster star mysteriously disappears, scientists suspect it turned into black hole without going supernova

It would be highly unusual for such a massive star, 2.5 million times brighter than the Sun, to disappear without producing a bright supernova explosion, say the authors

NASA's open-source pendant will stop you from touching your face and help fight coronavirus
NASA's open-source pendant will stop you from touching your face and help fight coronavirus

Called PULSE, the pendant is a 3D-printed wearable device that pulses or vibrates when a person’s hand is nearing their face

South Pole warming three times faster than global average due to atmospheric pressure, rise in greenhouse gases
South Pole warming three times faster than global average due to atmospheric pressure, rise in greenhouse gases

The analysis of weather station data shows it has warmed by 1.8℃ between 1989 and 2018, changing more rapidly since the start of the 2000s

What's going on with giant star Betelgeuse? Scientists play down supernova fears
What's going on with giant star Betelgeuse? Scientists play down supernova fears

These features are similar to sunspots, which appear as dark regions on our Sun's surface

Scientists have mapped a fifth of Earth's ocean floor, here's how it may help in understanding climate change
Scientists have mapped a fifth of Earth's ocean floor, here's how it may help in understanding climate change

Mapping the seafloor has applications that stretch far beyond avoiding accidents, from understanding tsunamis to the management of fisheries

Super-Earths found around nearby star offer clues for studying exoplanet atmospheres and extraterrestrial life
Super-Earths found around nearby star offer clues for studying exoplanet atmospheres and extraterrestrial life

At roughly 11 light-years away, GJ 887 or Gliese 887 is the 12th closest star system to the Sun and the brightest red dwarf star in the sky. The multi-planetary system is home to at least two, and perhaps three, super-Earth sized exoplanets

Saturn's moon Titan has volcanic craters similar to Earth indicating it has potential for life, says study
Saturn's moon Titan has volcanic craters similar to Earth indicating it has potential for life, says study

Earth and Saturn's moon Titan share many features, including rivers, winds, clouds, and landforms. The new discovery of craters from volcanic activity adds to this list

Is it a black hole? A neutron star? Scientists find mystery object inside puzzling area known as ‘mass gap’
Is it a black hole? A neutron star? Scientists find mystery object inside puzzling area known as ‘mass gap’

Scientists have so far believed that dying stars do not leave remnants, whatever their nature, with a mass between 2.5 and 5 times the mass of the Sun

Lightning ‘megaflash’ stretching over 700km and another lasting 16.7 seconds break distance, duration records
Lightning ‘megaflash’ stretching over 700km and another lasting 16.7 seconds break distance, duration records

Megaflashes are far-larger lightning strikes that reach hundreds of kilometers in length. The new records, verified with new satellite lightning imagery technology, are more than double the previous values

Scientists may have detected light from a violent merger of two black holes for the first time
Scientists may have detected light from a violent merger of two black holes for the first time

Until now, scientists have detected mergers indirectly through gravitational waves -- ripples in space and time -- which are released during a violent collision between two circling black holes

Antarctica's Adélie penguins 'happier with less sea ice' as they hunt and breed better, scientists reveal
Antarctica's Adélie penguins 'happier with less sea ice' as they hunt and breed better, scientists reveal

Over the next few years, Antarctica is expected to lose more of its sea ice, enabling the population to flourish, say scientists

Discovery of Neptune-sized planet orbiting young, nearby star may help scientists understand how planets form
Discovery of Neptune-sized planet orbiting young, nearby star may help scientists understand how planets form

The new planet AU Mic b orbits around AU Mic, which is around 20 million to 30 million years old, making it a stellar infant compared to our Sun that is at least 150 times older

Is Jupiter's moon Europa habitable? Its interior ocean might be able to sustain life, say NASA scientists
Is Jupiter's moon Europa habitable? Its interior ocean might be able to sustain life, say NASA scientists

According to NASA scientists, the moon may have generated enough heat to prevent the water beneath its surface from freezing

Russian startup to build satellites to capture space junk posing threat to satellites and spacecraft
Russian startup to build satellites to capture space junk posing threat to satellites and spacecraft

The Earth's orbit has over 5,000 satellites, of which only about 2,600 are working

Virgin Galactic inks deal with NASA to carry space enthusiasts and private astronauts to ISS
Virgin Galactic inks deal with NASA to carry space enthusiasts and private astronauts to ISS

The deal opens up opportunities for the British-based company to identify interested passengers and train them. They will also transport passengers aboard a private spacecraft

Arctic Circle may have recorded its highest-ever temperature as Siberian town hits 100.4°F
Arctic Circle may have recorded its highest-ever temperature as Siberian town hits 100.4°F

The temperature was recorded in Verkhoyansk and while the World Meteorological Organization has accepted the observation as a new extreme, the record needs to be verified

Human-made mercury has polluted bottom of the deepest part of Pacific Ocean in Marianas Trench, studies reveal
Human-made mercury has polluted bottom of the deepest part of Pacific Ocean in Marianas Trench, studies reveal

This has significant implications for how mercury affects the marine environment, and how it may be concentrated in the food chain, say scientists

NASA readies helicopter to fly on another planet for the first time and give 'bird's-eye view' of Mars
NASA readies helicopter to fly on another planet for the first time and give 'bird's-eye view' of Mars

The helicopter named Ingenuity is a part of the Mars 2020 mission. It will hitch a ride with the Perseverance, a robot that will hunt for past life

Hubble captures ‘crazy fireworks’ resulting from violent and chaotic deaths of two stars in stunning detail
Hubble captures ‘crazy fireworks’ resulting from violent and chaotic deaths of two stars in stunning detail

The Hubble took images of two nearby young planetary nebulas — NGC 6303 or the Butterfly Nebula, and NGC 7027. A nebula is a giant cloud of dust and gas in space

Trump administration will no longer regulate chemical found in drinking water and linked to fetal brain damage
Trump administration will no longer regulate chemical found in drinking water and linked to fetal brain damage

Perchlorate is an industrial chemical found in rocket propellants, explosives, fireworks, and road flares and which leaches into the water from contaminated soils

Extraterrestrial Footprints: NASA funds alien search through 'technosignatures' like pollution and solar panels
Extraterrestrial Footprints: NASA funds alien search through 'technosignatures' like pollution and solar panels

Technosignatures are signatures of advanced alien technologies similar to, or perhaps more sophisticated than, what we possess, explain researchers

Comet Neowise may light up skies in July enabling skygazers to watch spectacle with naked eyes, predict experts
Comet Neowise may light up skies in July enabling skygazers to watch spectacle with naked eyes, predict experts

Countries in the Northern hemisphere may be able to spot it in the evening sky in mid-July, predicts an astronomer

Giant dust storm from Africa's Sahara Desert set to arrive in the US and temporarily suppress hurricane season
Giant dust storm from Africa's Sahara Desert set to arrive in the US and temporarily suppress hurricane season

The Saharan dust is so thick coming off western Africa that it looks like the desert continues over the ocean in places, an expert said

Bright patches seen decades ago on Saturn’s moon Titan could be dry lake beds, say scientists 
Bright patches seen decades ago on Saturn’s moon Titan could be dry lake beds, say scientists 

The suggestion, published June 16 in Nature Communications, may solve a 20-year-old mystery

Milky Way may be home to six billion Earth-like planets, predict scientists
Milky Way may be home to six billion Earth-like planets, predict scientists

Our Milky Way has as many as 400 billion stars, with seven percent of them being G-type. That means less than six billion stars may have Earth-like planets in our Galaxy, as per a study

Is there anybody out there? Scientists say there could be 36 intelligent civilizations active in our galaxy
Is there anybody out there? Scientists say there could be 36 intelligent civilizations active in our galaxy

The average distance to these alien civilizations would be 17,000 light-years away, making detection and communication very difficult

Jaguar poaching has increased 200-fold in the last 5 years, study shows as Chinese demands for big cats rises
Jaguar poaching has increased 200-fold in the last 5 years, study shows as Chinese demands for big cats rises

These animals appear to be replacing tigers, whose numbers have declined to fewer than 4,000 in the wild

Scientists design 'Sun clock' to predict solar activity that could threaten Earth's communication satellites
Scientists design 'Sun clock' to predict solar activity that could threaten Earth's communication satellites

Space weather is driven by activities in the sun. During solar explosions, storms reach the Earth and wreak havoc by disrupting communications and causing blackouts

Green glow seen in Mars atmosphere: What is it and how did we spot it?
Green glow seen in Mars atmosphere: What is it and how did we spot it?

It is caused by sunlight releasing oxygen atoms from carbon dioxide. The detection was made by ExoMars Trace Gas Orbiter, which has been orbiting Mars since October 2016

NASA probe captures images of our nearest stars appearing to be in different positions than seen from Earth
NASA probe captures images of our nearest stars appearing to be in different positions than seen from Earth

Two stars, Proxima Centauri and Wolf 359, appear to be in different positions from what we would see from Earth in pictures. This is called the parallax effect

'Good' probiotic bacteria could save the endangered Great Barrier Coral Reefs, researchers claim
'Good' probiotic bacteria could save the endangered Great Barrier Coral Reefs, researchers claim

Probiotics have been widely successful in improving both human and animal health but their use in marine ecosystems has been unexplored until now

Galaxies may have formed earlier than previously thought, claims new study on first-generation stars
Galaxies may have formed earlier than previously thought, claims new study on first-generation stars

For future studies, scientists are hoping that the James Webb Space Telescope — set to launch in 2021 — will provide answers about first-generation stars

Plastic in deep sea shows no traces of degradation, remains unchanged for over 20 years: Study
Plastic in deep sea shows no traces of degradation, remains unchanged for over 20 years: Study

Several pieces of waste were recovered from the seabed of the Eastern Pacific Ocean at a depth of 4,150 meters for the analysis

Asteroid, comet, alien spaceship? Scientists have new theory on what mysterious interstellar object Oumuamua is
Asteroid, comet, alien spaceship? Scientists have new theory on what mysterious interstellar object Oumuamua is

Researchers at the University of Hawaii first discovered ‘Oumuamua in 2017, more than a month after it passed its closest point to the Sun. They named the object after the Hawaiian word for 'scout'

‘Heartbeat’ of supermassive black hole 600M light-years away still beating since 2007 discovery: Scientists
‘Heartbeat’ of supermassive black hole 600M light-years away still beating since 2007 discovery: Scientists

Satellite observations were blocked by our Sun in 2011. In 2018, the ESA's XMM-Newton X-ray satellite was able to finally re-observe the black hole and the same repeated heartbeat could still be seen

Mapping Earth’s deepest secrets: Scientists detect unusually hot and dense structures near planet's core
Mapping Earth’s deepest secrets: Scientists detect unusually hot and dense structures near planet's core

The scientists found that the large patch of very dense, hot material at the core-mantle boundary beneath Hawaii produced uniquely loud echoes, indicating that it is even larger than previous estimates

Over 1,000 tons of plastic rains into protected areas and national parks in western US annually: Study
Over 1,000 tons of plastic rains into protected areas and national parks in western US annually: Study

Roughly 4% of the atmospheric particles analyzed from these remote locations are synthetic polymers

Are we alone? Astronomers propose looking for mineral dust on exoplanets to answer the question
Are we alone? Astronomers propose looking for mineral dust on exoplanets to answer the question

Mineral dust — comprising carbon-silicate material lifted from the planet's surface — may influence climatic conditions on a planet, thereby making it more hospitable

Renewable power plants averted a substantial 2.1 gigatonnes of carbon dioxide emission in 2019, finds UN report
Renewable power plants averted a substantial 2.1 gigatonnes of carbon dioxide emission in 2019, finds UN report

The analysis shows that in 2019, the amount of new renewable power capacity added was the highest ever, at 184 gigawatts and this new capacity was delivered with almost the same investment as 2018

Astronomers detect mysterious radio signals from deep space repeating in a cycle of every 157 days
Astronomers detect mysterious radio signals from deep space repeating in a cycle of every 157 days

Some scientists believe the signal could be a message from an alien civilization, while others think it could be emerging from neutron stars: which forms after a giant star explodes in a supernova

Saturn's moon Titan is drifting away 100 times faster from the planet than previously believed, say scientists
Saturn's moon Titan is drifting away 100 times faster from the planet than previously believed, say scientists

The revised rate of its drift of 11 centimeters per year suggests that the moon started out much closer to Saturn, which would mean the whole system expanded more quickly than previously believed

'Mirror image' of Earth and Sun discovered 3000 light-years away, say scientists
'Mirror image' of Earth and Sun discovered 3000 light-years away, say scientists

KOI-456.04 orbits a Sun-like star, and it does so with a star-planet distance that could permit planetary surface temperatures conducive to life

What do 'hot Jupiters' look like? Scientists say exoplanets may have clouds made of titanium or molten sand
What do 'hot Jupiters' look like? Scientists say exoplanets may have clouds made of titanium or molten sand

For comparison, Earth has water vapor, and Venus has sulfuric acid and carbon dioxide

Climate change transforming forests worldwide, leading to increase in shorter and younger trees: Study
Climate change transforming forests worldwide, leading to increase in shorter and younger trees: Study

This trend is likely to continue with climate warming. A future planet with fewer large, old forests will be very different than what we have grown accustomed to, says an expert

Most protected areas face risk of invasion by alien animal species living less than 10 kms away, finds study
Most protected areas face risk of invasion by alien animal species living less than 10 kms away, finds study

Over 95% of the protected areas around the world were found to be environmentally suitable for the establishment of at least some of the alien species under investigation

EXCLUSIVE | Siri co-founder Tom Gruber says people will believe AIs are sentient 'way before actual sentience'
EXCLUSIVE | Siri co-founder Tom Gruber says people will believe AIs are sentient 'way before actual sentience'

According to Gruber, a leading expert in AI, we're not that close to having lifelike robots but intelligent AIs that we can hold a conversation with may become a reality within our lifetimes

Yellowstone's supervolcano may have become less intense, suggests discovery of two ancient eruptions
Yellowstone's supervolcano may have become less intense, suggests discovery of two ancient eruptions

Scientists found two super-eruptions, 8.99 and 8.72M years ago, which show the volcano on average erupted once every 500,000 years but over the past 3M years, the hotspot has seen just two supereruptions