The building blocks of life as we know it require chemical reactions involving phosphorus. But phosphorus is scarce on Earth. Where did enough of it come from to fuel life’s start? Carbonate-rich lakes, like Mono Lake in California, might hold a clue.

Growing up Tyrannosaurus rex: A new study from Oklahoma State University provides details about what life was like for the famous dinosaurs during their juvenile teenage years.

The outlook for the bushfire situation in Australia continues to be grim. This post is an update via NASA, containing NOAA-NASA satellite images of actively burning fires and the resultant billowing smoke.

They’re called Kelvin-Helmholtz clouds, aka billow clouds or shear-gravity clouds, and they look like breaking ocean waves.

Last month was the 2nd warmest November in the 140-year global climate record, and polar sea ice coverage shrank to near-record lows, according to a NOAA report. .

Scientists found fossilized root systems of ancient trees – from what’s now Earth’s oldest known forest – near Cairo, New York. They looked “surprisingly modern,” the scientists said.

How did whales that feed on tiny prey evolve into the largest creatures on Earth? And why don’t they get even bigger?

A new study shows that, if they can be returned to San Francisco Bay, California’s southern sea otter population can be tripled. There are now only about 3,000 of the otters left. But, first, they’ll need some help getting past the great white sharks.

New species from 5 continents and 3 oceans include geckos, goblin spiders, flowering plants, and Mediterranean ants.