
Mammals That Live Together Live Longer
Mammal species that live in groups seems to live longer than those that lead solitary lives
Mammal species that live in groups seems to live longer than those that lead solitary lives
To protect from deadly drought and make it on land, plants developed complicated inner plumbing
A new variant of the virus that causes COVID has mutations that make it more transmissible, but vaccines are still likely to protect against severe disease
From reviving dead pig organs to measuring viruses in our poop, here are some of the most intriguing medical advances of the year
Weird new evidence on tooth evolution tips the scales even more toward scales
A genome analysis finds SARS-CoV-2 and bat coronaviruses shared an ancestor just a few years ago, but extensive recombination has muddied the picture
Tiny subterranean cracks can upend aquifer microbes’ ecology
For most of human evolution, multiple species with different ways of walking upright coexisted
Animals with a backbone may have first emitted something akin to bleeps, grunts, crackles, toots and snorts more than 400 million years ago
The fossilized embryo of a Cambrian worm holds the preserved remains of a tiny brain
Svante Pääbo’s work on sequencing the DNA of Neandertals and Denisovans, which won the 2022 Nobel Prize in Physiology or Medicine, revealed surprising interbreeding among human species...
Fish fossils from Western Australia preserve the oldest 3-D hearts, livers, stomachs and intestines in a jawed vertebrate
Top-predator dinosaurs of the Cretaceous may have traded big eyes for a bigger bite
Small marine critters ferry around seaweed sex cells, the first recorded example of “pollination” in algae
A landmark study is the first major effort to quantify how lactose tolerance developed
Fossil animals’ inner ear structures offer clues on when endothermy, or warm-bloodedness, evolved
Global warming fueled rampant overgrowth of microbes at the end of the Permian period. Such lethal blooms may be on the rise again
Geologic evidence for a freezing arctic suggests dinosaurs could have weathered an epoch-ending volcanic winter
Were mitochondria a driving evolutionary force or just a late addition?
Natural selection propels the giraffe family to absolute extremes—and it is not just about the absurdly long necks
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