Extinctions without a fossil trace?

Many species now going extinct might vanish without a fossil trace, suggests a new study.

Searching for shipwrecks from space

A new study uses satellite images to detect ships' watery graves.

February 2016 soars past previous warmth record

February 2016 was the warmest February in 136 years of modern temperature records. Last month deviated more from normal than any month on record.

Zika virus may affect 50 U.S. cities

Weather, travel, and poverty may facilitate summertime outbreaks of Zika virus in many U.S. cities in summer, 2016, a new study shows.

Chameleon in amber is world’s oldest

About 100 million years ago, a baby chameleon crawled into some sticky resin. Over time, the resin fossilized into amber, leaving the lizard remarkably preserved.

Hummingbirds’ extraordinary migratory marathons

With fat deposits that almost double their weight, the tiny ruby-throated hummingbird can fly non-stop for more than 1,200 miles (2,000 km) during migration.

Octopus Casper could be new species

Scientists found the creature in the deep sea, in the Hawaiian Archipelago. They nicknamed it Casper because of its ghostly appearance, caused by a lack of pigment.

Lunar shadow moves across Earth

This is way cool. Watch the moon's shadow move across Earth during the March 9 total solar eclipse. A first ever animation from deep space.

Scientists reconstruct supervolcanic eruption

Scientists estimate that slow, dense pyroclastic flows blanketed the southwestern U.S. after the enormous eruption at Silver Creek 18.8 million years ago.

Amazing lightning time-lapse from Zimbabwe

Video of 20 spectacular cloud-to-ground lightning strikes that took place on a single afternoon in Mutare, Zimbabwe.