Tyrannosaurus rex skeleton (the specimen AMNH 5027) at American Museum of Natural History.

An Asteroid Killed the Dinosaurs. Right?

What killed the dinosaurs? An asteroid wiped them out, right? New research suggests that even before that cataclysm, dinosaurs weren't doing so well.
Jim Bauer, via Flickr https://farm8.staticflickr.com/7562/15566635873_27d7dc07fe_o_d.jpg, https://www.flickr.com/photos/lens-cap/

Happy Mother’s Day: Kids’ Screen Time is a Feminist Issue

Portable electronics like smartphones and tablets are indispensable tools for mothers and caregivers. Why do we shame them for allowing kids screen time?
Spiral of Plankton in Indian Ocean

The Effects of El Niño You Never Hear About

El Niño is a complex series of weather patterns that arises in the Pacific, influencing weather phenomena around the world. But what's it doing to plankton?
Sjögren syndrome

The Science of Secretions

Although secretions like saliva and digestive juices might have a high ick-factor, these bodily products are essential for us to function normally.
Wildlife cams

Why We Can’t Turn Away from Wildlife Cams

Wildlife cams have steadily gained popularity among both scientists and casual observers. But viewers aren't always prepared for wildlife unscripted.
SpaceX rocket

The Commercialization of Space

Policymakers and scientists have been thinking about the details of the commercialization of space for decades.
APOPO HeroRAT rat getting food reward

Dr. Nose: Disease-Detecting Animals

Belgian scientists are training rats to detect diseases. Other animals, including dogs, have a history of disease-detection.
From left to right: W. Nernst, A. Einstein, M. Planck, R.A. Millikan and von Laue at a dinner given by von Laue

Who was Max Planck?

Max Planck was a German physicist who won the Nobel Prize in Physics in 1918. 
The Hubble Space Telescope as seen from the departing Space Shuttle Atlantis, flying STS-125, HST Servicing Mission 4.

Happy Birthday, Hubble Telescope!

This year, the Hubble Telescope celebrates its 26th year in space. 
Spring Blossoms

Why We Actually Need Our Allergies

Allergies may be annoying, but they might also protect us from environmental toxins.