One light-year is about 6 trillion miles or 9 trillion km. For perspective, the Milky Way is about 100,000 light-years across...
The Red List has surpassed 120,000 species, with 120,372 species now assessed. Of these, 32,441 are threatened with extinction, while 6,811 are critically endangered
22h ago
NASA has reworked its plans to protect the Moon and Mars from microbes and other substances that usually hitch a ride on missions
The new class of astronomical object has been dubbed as odd radio circles or ORCs. These objects were discovered in the pilot survey of the Evolutionary Map of the Universe
24h ago
The prehistoric organism is named acanthothoracid, a type of armored fish, which gets its name from its appearance: heavy armor wrapping the creature's head and neck
1d ago
The benefits of conserving 30% of world's lands and oceans outweigh the costs at least 5-to-1, say experts
2d ago
By sounding louder, they can make themselves appear bigger to others. A new theory suggests that these organisms do so by mimicking other individuals, making them skilled learners
There are many adverse impacts of heat waves, including on human health, agriculture, workplace productivity, wildfire frequency and intensity, and public infrastructure
The galaxy NGC 2775 is classified as a flocculent galaxy, which is a type of spiral galaxy
3d ago
With their final few breaths before they collapse, stars spread their ashes into the surrounding space through stellar winds enriched with chemical elements, including carbon
Scientists are trying to study how they came to colonize the region and also understand their connection with climate change
4d ago
Astronomers caught the fireworks in action in a cluster located in the Carina region of the Milky Way using the Atacama Large Millimeter/submillimeter Array and the NASA/ESA Hubble Space Telescope
5d ago
It is moving to the northeast at 35 mph and is expected to become a post-tropical storm on July 6
People implicitly conceive of brilliance and genius as male more than female traits, whereas traits such as creativity, humor, beauty are conceived as relatively more female than male
Behavioral biologist Dr. David Lusseau told MEAWW that the only way towards 'sustainable tourism' is to ensure boats make less noise
6d ago
Scientists stumbled upon the metal reserves while looking for ice buried in the moon's craters
7d ago
According to Brazil’s National Institute for Space Research, the Covid-19 pandemic seems to have given some people a free pass as the first five months of 2020 saw 34% higher deforestation
For the Milky Way's black hole to become as big as the black hole known as J2157, it would have to swallow two-thirds of all the stars in our galaxy
A technical snag forced the US space agency to re-schedule the launch between July 30 and August 15
Jul 2
Trafficking may not be behind the mass deaths because their tusks stayed intact, said an official
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
Jul 1
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
Jun 30
Called PULSE, the pendant is a 3D-printed wearable device that pulses or vibrates when a person’s hand is nearing their face
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
Jun 29
These features are similar to sunspots, which appear as dark regions on our Sun's surface
Mapping the seafloor has applications that stretch far beyond avoiding accidents, from understanding tsunamis to the management of fisheries
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
Jun 28
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
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
Jun 27
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
Jun 26
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
Jun 25
Over the next few years, Antarctica is expected to lose more of its sea ice, enabling the population to flourish, say scientists
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
According to NASA scientists, the moon may have generated enough heat to prevent the water beneath its surface from freezing
Jun 24
The Earth's orbit has over 5,000 satellites, of which only about 2,600 are working
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
Jun 23
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
Jun 22
This has significant implications for how mercury affects the marine environment, and how it may be concentrated in the food chain, say scientists
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
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
Jun 21
Perchlorate is an industrial chemical found in rocket propellants, explosives, fireworks, and road flares and which leaches into the water from contaminated soils
Jun 20
Technosignatures are signatures of advanced alien technologies similar to, or perhaps more sophisticated than, what we possess, explain researchers
Countries in the Northern hemisphere may be able to spot it in the evening sky in mid-July, predicts an astronomer
Jun 19
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
Jun 18
The suggestion, published June 16 in Nature Communications, may solve a 20-year-old mystery
Jun 17
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
The average distance to these alien civilizations would be 17,000 light-years away, making detection and communication very difficult
These animals appear to be replacing tigers, whose numbers have declined to fewer than 4,000 in the wild
Jun 16
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
Jun 15
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
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