Some dinosaurs may have lived in herds as early as 193 million years ago

A treasure trove of fossilized eggs, nests and skeletons represents the earliest evidence yet of dinosaurs traveling in herds, a study finds. The newly unearthed egg clutches were found alongside…

Cleared tropical forests can regain ground surprisingly fast

Tropical forests are disappearing at an alarming clip across the globe. As lush land is cleared for agriculture, climate-warming carbon gets released and biodiversity declines. But when farmland is left alone,…

Baleen whales eat (and poop) a lot more than we realized

Whalers have plucked giant whales from the sea for much of the last century, reducing their numbers by up to 99 percent for certain species. Some scientists thought that krill…

Fires may have affected up to 85 percent of threatened Amazon species

Much of the Amazon’s biodiversity is under fire — literally. In the last two decades, deforestation and forest fires have encroached on the ranges of thousands of plant and animal…

Female hummingbirds may sport flashy feathers to avoid being harassed

Some female hummingbirds don flashy feathers to avoid being bothered by other hummingbirds, a new study suggests. Male white-necked jacobin hummingbirds (Florisuga mellivora) have bright blue heads and throats. Females…

An incredibly resilient coral in the Great Barrier Reef offers hope for the future

A coral the size of a carousel is the widest known in the Great Barrier Reef. Found just off the coast of Goolboodi Island in Northeast Australia, this reef-building Porites…

An extinct rat shows CRISPR’s limits for resurrecting species

Before the early 1900s, if it walked like a Christmas Island rat and talked like a Christmas Island rat, it probably was a Christmas Island rat. But if one of…

Genetically modified mosquitoes could be tested in California soon

Genetically modified mosquitoes might soon be whining on both U.S. coasts. The U.S. Environmental Protection Agency has approved two more years of testing Oxitec’s genetically modified mosquitoes as living pest…

Mirror beetles’ shiny bodies may not act as camouflage after all

This is a story about camouflage, but forget mud-blob brown, mealy beige and somber green.  Here scientists study mirror glitz and the paradoxical notion that there’s a shiny side to…

Scientists are arguing over the identity of a fossilized 10-armed creature

An ancient cephalopod fossil may be about to rewrite octopus history, but it depends on who you ask. At the very least, it’s offering up a lesson in how hard…