Nicotine, a potent insecticidal alkaloid unique to the nightshade family, has been employed in agriculture as a pesticide ...

We associate nests with shelter, warmth, and a safe retreat—and usually picture a bird's nest made out of twigs, grass and ...

Elements essential to life, such as carbon, nitrogen, oxygen, phosphorus, and sulfur, were "delivered" to Earth and the moon ...

When Jasper Baur was a freshman at New York's Binghamton University, his interests centered on earth sciences. Then he got ...

The halomethane compound bromoform (CHBr3) has devastating effects on the ozone layer. In the upper layers of the atmosphere, ...

Crystals, bacterial colonies, flame fronts: the growth of surfaces was first described in the 1980s by the ...

There are many poorly understood links in the food web, often referred to as trophic relationships. Out in East Antarctica, a ...

U.S. cities are rapidly becoming urban heat islands, where these cities are significantly warmer than their surrounding area.

Observations conducted with the Subaru Telescope and its first-generation wide-field camera, Suprime-Cam, have revealed new ...

On the shores of the west coast of Australia lies a window to our past: the stromatolites and microbial mats of Gathaagudu ...

Iron and oxygen bind together throughout the body. Most famously, iron binds dioxygen, or two oxygens paired with each other, in hemoglobin that transports oxygen through blood. But iron-oxo compounds ...

We thought it was evolution, but an experiment with pencils shows that tips like teeth and thorns may owe their rounded shape ...