Beards, scars, red clothes, and other secrets of attraction
Fossils preserved in sap offer an astonishingly clear view of the distant past, but they come at a high price.
Twenty thousand papers later, researchers are still debating whether the fatty acid is all it’s cracked up to be.
Hundreds of skeletons are scattered around a site high in the Himalayas, and a new study overturns a leading theory about how they got there.
When time is measured in 10-million-year blocks, the lines between ecosystems and animals that would never have coexisted can get blurry.
To understand the virus’s history, a team worked to reconstruct its genome from a time before anyone knew the virus existed.
The president has reportedly expressed interest in acquiring Greenland for the United States.
NASA is rationing watts to keep its oldest mission going.
Snow from the Far North can contain thousands of particles of microplastic, a new study finds.
Is classifying the wild dog as a species good strategy or bad practice?
But new insights are at last accumulating.
Even the squishy can make great bounds.
“There’s just no evidence we can see that this was ever a volcano.”
On geological timescales, human civilization is an event, not an epoch.
A long-standing mystery about early cells has a solution—and it’s a rather magical one.
As humans drive vulnerable mammals closer to extinction, valuable mutations hidden in their DNA could be bred out of existence.
The universe is expanding, but no one can agree on exactly how fast.
For a time, it looked as though the planet’s defining feature might be on the verge of extinction.
Here are seven ways of understanding the IPCC’s newest climate warning.
Emissions of mercury have declined, but levels in fish could still increase thanks to overfishing and a changing climate.
Sometimes stem cells in the jaw don’t work quite like they’re supposed to.
High-tech agriculture would keep far-flung astronauts alive, but making something delicious would keep them happy.