A new way to fine-tune exotic materials: Thin, stretch and clamp

One way to change the properties of a material is to stretch it just a wee bit, so its atoms are farther apart but the bonds between them don't break. This extra distance affects the behavior of electrons, which determine ...

India's capital widens ban on plastic bags

The Delhi government imposed a blanket ban on the use of all plastic bags on Friday in an attempt to tackle the city's mounting rubbish problems, an official said.

Banned! New York sends plastic bags packing

Consumerist mecca New York targets its throwaway culture this weekend with a ban on single-use plastic bags that has been years in the making and is still rare in America.

Black bears return to Missouri indicates healthy forests

For nearly a century, the only bears known to reside in Missouri were on the state flag or in captivity. Unregulated hunting and habitat loss had wiped out most black bears in Missouri, Arkansas and Oklahoma by the 1920s. ...

page 8 from 40