Scientists at Work

Ever wondered why our brains crave a good scare?

For these researchers in Southern Africa, tagging the apex predators starts with putting them in trancelike tonic immobility.

For scientists, monitoring the feisty, endangered burrowing bat includes moments of "actual madness."

Turns out many of the frogs glow, maybe to communicate.

All you need is a jar of local water and a microscope—you may even find new species. Welcome to Algae Obscura.

Researchers are trying to unravel the mystery of snow that falls but never shows up in the river.

And maybe the heaviest animal the world has ever seen.

More than a year after a devastating eruption in the Canary Islands, a team is exploring a braided network of still-hot lava tubes.

Found in southwestern Iowa, the well-preserved fossil is about 13,500 years old.

The Penn Museum's new exhibit showcases the art of edible archaeology.

The race to provide astronauts with fresh bread and 3-D printed steaks can also help food scarcity on Earth.

In 1990, a scientist began visually documenting Prince William Sound’s recovery from the Exxon Valdez oil spill. When funding ran out, volunteers took over.

Scientists don bike helmets and dodge bird poop to care for a colony of endangered common terns.

Every summer, hundreds of millipedes are murdered on one small Massachusetts island.

The Juan Deriba killifish, found in a tiny area of Bolivia, jumps out of water to evade threats.

The unusual artifact hints at how ancient communities may have treated their dead.

Go behind the scenes at the Massachusetts military lab engineering the fuel of the future.

Dedicated scientists are going to extremes to save this rare plant from extinction.