Scientists at Work

Researchers found these dusty clumps of green and brown may be hiding how they get it on.

In a century-old hospital, a team of “dream engineers” investigates the science of uneasy sleep.

In Colorado, tap-dancing male tarantulas risk everything for love—including becoming lunch.

Researchers around the world are working on ways to regain control of our minds during sleep and battle the monsters that torment us.

Lichens growing on gravestones appear immune to aging. What does their life cycle teach us about death?

Rocky algal rims offer new evidence of Croatia’s seismic past.

The International Space Station is the first permanent human settlement in space—and the perfect setting to understand how our species might create culture off-planet.

An urban explorer ventured deep below downtown in search of Schieks Cave. What he found changed science.

The two males have braved a channel full of lion-killing crocs and hippos in Uganda at least seven times.

Researchers hauled bins of fish carcasses through bear country to learn how salmon affects plants and pollinators.

Researchers made the surprise discovery when wildfire smoke blanketed their test site.

In matters of grooming and moving, these primates defer to the ladies.

And the people trying to save these endangered species.

Cliffside with Argentina's burrowing parrots, biologist Juan Masello has broken bones, crushed a vein, and nearly drowned.

The small-winged stick mantis is found throughout South America's grasslands. But in Uruguay, the population is entirely female.

The Sun's dazzlingly bright photosphere makes it impossible to study the corona—unless the Moon is in the way.

Even when those mummies still have skin, hair, and clothing.

Colombia's paleontologists uncover rich fossil deposits that could change what we know about ancient oceans.