The fearsome predator, related to koalas and wombats, ruled the wilds of Australia until the loss of its habitat helped drive it to extinction
A protomammal known as <i>Kayentatherium</i> was discovered with 38 babies in 185-million-year-old rock
The second iteration of the “Fantastic Beasts” movie series comes out this week, but why wait for the movie when you can get a glimpse of the real thing?
Leptospirosis afflicts sea lions on a semi-regular cycle, but warming waters and migrating fish could make the marine mammals more susceptible
Researchers observed mother bats repeatedly prodding their young to motivate them to fledge
A new study shows how quickly songbird populations fall off when gardens are planted with exotic trees and shrubs
With dwindling numbers due to snags in lobster traps and collisions with ships, the right whale is looking for a way to make a comeback
Eighty years ago, the horse famously trounced Triple Crown winner War Admiral. Did genetics make him an unlikely success?
Sixty images, including the winners, from the 23rd annual Nature's Best Photography Windland Smith Rice Awards go on view
Gourds are the runts of their family of fruits, too tough and bitter to eat, but they remain one of the most popular crops of fall
Some ecologists believe our best chance to preserve biodiversity is to introduce non-native species to cities—but others warn of unintended consequences
After years of fierce debate, the West’s greatest symbol will again roam the countryside
The Natural History Museum prepares to add 100,000 more specimens to their collection already totaling 11.3 million
Fahima gave birth to a healthy female calf October 9
Hive-minded naked mole-rats work together to care for the queen's offspring, and eating her poop gives them hormones to boost nurturing instincts
Like mammals, these cave-dwelling creatures have discarded a solar-powered system that repairs UV-damaged DNA
Rudimentary wing discs in ant larvae, which only grow to wings in queens, appear to influence growth into a soldier or worker
The 2017 North American eclipse gave researchers an inside look at how bees respond to light—with the help of a few hundred elementary-schoolers
The <i>Dynamoterror</i>, a relative of <i>Tyrannosaurs rex</i>, lived millions of years before other known species of tyrannosaur
The Big Four Mapping Project's conservation tool helps prevent snakebites and the killing of common venomous species
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