Many men lose their Y chromosomes as they age. It may shorten their lives.
Men tend to lose the Y chromosome from their cells as they age. But because the Y bears few genes other than for male determination,...
Month : February 2026
Tumaco-Tolita Seated Elder: This 2,000-year-old depiction of an aged man with wrinkles struck fear in people because it held ‘the power’
QUICK FACTS Name: Tumaco-Tolita Seated Elder What it is: A ceramic figurine Where it is from: Near the Colombia-Ecuador border When it was made: Between...
‘The brain consistently moved upward and backward’: Astronauts’ brains physically shift in their heads during spaceflight
Going to space is harsh on the human body, and as a new study from our research team finds, the brain shifts upward and backward...
Vaccine denial sets Americans up for more chronic illness
For most of modern medical history, scientists have framed infectious disease as having two possible outcomes: recovery or death. You either get better, or you...
Lucky few to see ‘ring of fire’ solar eclipse over Antarctica on Feb. 17
While the new moon this Tuesday (Feb. 17) will pass without much fanfare in most of the world, something more exciting will be taking place...
How long do most planets last?
Planets go through different life stages: They form, evolve and eventually meet an end. But the timelines for these processes differ widely between Earth-like planets...
‘Impossible’ mantle earthquakes actually occur all over the world, study finds
Earthquakes that jiggle Earth’s middle layer may be more widespread than scientists thought. A new map of these mysterious deep earthquakes shows that they occur...
In a first, study links maternal genes to risk of pregnancy loss
A new study is the first to identify genetic variants linked with chromosomal abnormalities that can lead to pregnancy loss. About half of pregnancy losses...
‘Runaway’ black hole detected by the James Webb telescope adds a strange new chapter to our universe’s story
Last year, astronomers were fascinated by a runaway comet passing through our solar system from somewhere far beyond. It was moving at around 68 kilometres...
There’s 13 Great Lakes’ worth of water hidden beneath the contiguous US, new map reveals
It’s not easy to determine how much water there is across a landscape. A measly 1% of Earth’s freshwater is on the surface, where it...