Science

Researchers have found that Earth belches a potent greenhouse gas known as tetrafluoromethane (CF4) during earthquakes and other tectonic events. The emissions likely aren’t making a significant contribution to global […]

This bird might look like a holiday ornament, but it is actually a rare half-female, half-male northern cardinal (Cardinalis cardinalis, pictured with female plumage on the left and male plumage […]

If you compare a chimpanzee’s bones with those of a modern human, one difference will immediately jump out at you. Chimp bones are densely packed with microscopic structures known as […]

There are places on comet 67P/Churyumov-Gerasimenko where cauliflowerlike textures appear in the dusty crust, like goose bumps under the skin. Scientists using theRosetta spacecraft—which arrived at 67P in August and […]

Speak or write in English, and the world will hear you. Speak or write in Tamil or Portuguese, and you may have a harder time getting your message out. Now, […]

In times of trouble, multiple studies have shown, more girls are born than boys. No one knows why, but men need not worry about being overrun by women. An analysis […]

The harlequin filefish is a master of disguise. The reef-dwelling fish (Oxymonacanthus longirostris) sports a brightly colored pattern that allows it to fade into the coral it calls home. Now, […]

If cancer, heart disease, and emphysema weren’t bad enough, male smokers may have another thing to worry about: losing their Y chromosomes.

The mineral that makes up more than a third of our planet finally has a name, thanks to tiny samples found, ironically, in a meteorite that fell to Earth in […]