Mar 2021
A roughly 10,000-year-old bone found in southern Alaska is among the Americas’ oldest dog fossils
An ancient dog fossil helps trace humans’ path into the Americas
Jan 2024
Just 21 of more than 400 teeth had fractures, suggesting early primates had soft-food diets
Ancient primates' unchipped teeth hint that they ate mostly fruit
Aug 2023
Perucetus colossus may have tipped the scales at up to 340 metric tons
A colossal ancient whale could be the heaviest animal ever known
Sep 2021
Preserved footprints of a newborn pachyderms are roughly the size of drink coaster
Fossil tracks may reveal an ancient elephant nursery
Oct 2021
The Ice Age beasts feasted on plants and meat, fossil hair analysis suggests
Giant ground sloths may have been meat-eating scavengers
Jun 2019
Newly identified fossils confirm how the carnivores migrated to North America, researchers say
Hyenas roamed the Arctic during the last ice age
Oct 2019
The loss could have smoothed ancient cetaceans’ land-to-water transition 50 million years ago
Losing genes may have helped whales’ ancestors adapt to life under the sea
Sep 2020
Ancestors of these small-bodied apes were in India roughly 13 million years ago, a study suggests
A stray molar is the oldest known fossil from an ancient gibbon
Apr 2020
New fossil discoveries suggest a second group crossed about 35 million to 32 million years ago
Two primate lineages crossed the Atlantic millions of years ago
Dec 2020
Microscopic bone residue on rocks possibly used to smash mastodon remains draws new scrutiny
Two stones fuel debate over when America’s first settlers arrived