Prairie Dog Alarms
Prairie dogs have different alarms calls for predators of different colors and different species.
Good
Polynesian Migration
A surge in food poisoning from tropical fish may have prompted human migrations in the South …
Not Dead Yet
Chemical signals save Argentinian ants from being wrongly carted off for dead.
Frogs Fight Disease
Some frogs produce chemicals that could be used to treat human diseases.
Cow Methane
Geneticists say cattle can be bred to be more environmentally friendly.
Mercury’s Surface
The MESSENGER spacecraft is giving scientists a first look at an entire half of the planet Mercury.
Spider Silk
Treating spider silk with a chemical process makes it strong and tough.
Online Antiquities
Online auction sites have transformed both legal and illegal antiquities markets.
Right Whales Return
The critically endangered right whale has returned to the seas off of Greenland after a long …