Latest news
Sperm cells carry traces of childhood stress, epigenetic study finds
Fathers exposed to high stress in childhood had different epigenetic markers that may affect their offspring, though more research is needed.
We may finally know what causes Mars' gigantic, planet-wide dust storms
Mars' southern hemisphere absorbs a lot of the sun's energy during the Red Planet's spring, and that may be causing Mars' dust storms, a new study suggests.
1,200-year-old remains of dismembered pregnant woman in Ecuador hint at 'enigmatic' sacrifice to thwart El Niño
The unusual burial of a woman and fetus in prehistoric Ecuador may reflect the community's fear of her power.
Bayeux Tapestry: A 1,000-year-old embroidery depicting William the Conqueror's victory and King Harold's grisly death
A long roll of cloth embroidered with key scenes from British history is a unique medieval chronicle.
If humans could fly, how big would our wings be?
Humans don't have hollow bones like birds do, so how big would our wings have to be to lift us off the ground?
Can cold weather make you sick?
Exposure to low temperatures for prolonged spells can trigger an array of different health conditions, some of which may be life-threatening.
What is alkaline water, and does it have any benefits?
Despite the health claims surrounding alkaline water, scientific evidence suggests its purported benefits may be overhyped.
'We are creating the fire equivalent of an ice age': Humans have plunged Earth into the 'Pyrocene'
Humans have become a geologic force by cooking the planet — using fire on a scale that is altering land, water, air and ecosystems.
'Heavy' dark matter would rip our understanding of the universe apart, new research suggests
Because we haven't found anything yet, we've started to wonder if dark matter might be lighter or heavier than we thought.
How is the ocean melting Antarctica? We're starting to figure it out
Antarctica is melting, and crucial details are beginning to come into focus of exactly how it's happening.
Space photo of the week: Galaxies teeter toward collision in the sparkling depths of Virgo
An ultra-deep image from the National Science Foundation's Dark Energy Camera reveals a wide variety of galaxies in the unusual Antlia Cluster.
Why do bats hang upside down to sleep?
Bats often hang upside down when they sleep instead of sitting right side up or lying down — why?
Neanderthal quiz: How much do you know about our closest relatives?
Think you know everything about Neanderthals? Take our quiz to find out.
Scientists propose making AI suffer to see if it's sentient
A new study shows that large language models make trade-offs to avoid pain, with possible implications for future AI welfare.
Time-lapse of 1st black hole ever imaged reveals how matter swirls around it
Scientists used changes in the supermassive black hole M87*'s accretion disk to infer its orientation, size and turbulence
Earth's elusive 'ignorosphere' could shed new light on auroras
We know very little about some parts of Earth's atmosphere.
Scientists discover pristine ancient forest frozen in time in Rocky Mountains
A melting ice patch in the Rocky Mountains uncovered an ancient forest, and these trees have stories to tell about dynamic landscapes and climate change.
Giant phantom jelly: The 33-foot-long ocean giant that has babies out of its mouth
Giant phantom jellies were discovered in 1899 and since then have only been spotted around 120 times.
