When a mouse is trained to become afraid of a certain odor, his or her pups will be more sensitive to that odor as well. Researchers say that knowing how mouse parents can influence their descendants is a step toward understanding how human parents may pass some psychiatric disorders to their children.
Even if carbon dioxide emissions came to a sudden halt, the carbon dioxide already in Earth's atmosphere could continue to warm our planet for hundreds of years, says a new study.
If you have travel plans to U.S. East for Thanksgiving, look for flight delays, possible cancellations, and longer commutes. Weather will go downhill throughout the U.S. East on November 26-27, 2013.