Life
- Animals
New water bear species found in Antarctica
A tiny creature called a tardigrade could shed light on how animals reached the far southern continent.
- Earth
Humans have long history with causing extinctions
Data suggests major die-offs of large animals during the last Ice Age were linked to people, not climate.
- Neuroscience
Feedback
Readers weigh in on marijuana legalization, twisted twists, high-kicking frogs and more.
- Climate
How species will, or won’t, manage in a warming world
Fast evolution and flexibility, in biology and behavior, may allow some species to adapt to a warming world. Others may need help from humans, or risk dying out.
- Life
Microscapes take off at D.C’s Dulles airport
“Life: Magnified,” a display of microscope images depicting cells, microbes and details of life invisible to the naked eye runs from June to November.
- Environment
Decline in birds linked to common insecticide
In addition to harming bee populations, neonicotinoid insecticides may also be detrimental to bug-eating birds.
- Life
Ocean microbes orchestrate gene activity
The bacteria’s daily cycles aren’t just for photosynthesis, a new study suggests.
- Life
Fiber optics in mammals’ eyes separate colors
Specialized cells in the retina separate different wavelengths of light to enable sharp vision during the day without harming night vision.
- Health & Medicine
Two genes clear up psoriasis and eczema confusion
Psoriasis and eczema are often mistaken for each other, leading to mistreatment. Testing just two genes could eliminate this confusion.
- Life
Gecko adhesion takes electric turn
Challenging a favored theory, measurements suggest that electrostatic interactions make gecko feet supersticky.
- Health & Medicine
Yet another reason to hate ticks
Ticks are tiny disease-carrying parasites that should also be classified as venomous animals, a new study argues.
- Paleontology
Duck-billed dinosaurs roamed the Arctic in herds
Young and old duck-billed dinosaurs lived together in herds in the Arctic, tracks preserved in Alaska indicate.
