Live news, investigations, opinion, photos and video by the journalists of The New York Times from more than 150 countries around the world. Subscribe for coverage of U.S. and international news ...

Once the salt is saturated, you’ll see liquid separating in the container. Some food items such as tortilla wraps, noodles, beef jerky, and some medicines and vitamins contain slightly different ...

In this work, oxygen-containing groups were introduced onto multiwall carbon nanotubes (MWCNTs) by using microwave-excited Ar/O2 surface-wave plasma (SWP) treatment. The changes of the atomic contents ...