Artificial Sweeteners
Eating artificial sweeteners causes rats to lose the cues for feeling full, leading to overeating.
Genetics and Stress
A gene for a brain receptor can make people more or less vulnerable to stress.
Fungus Roundup
Adding fungi to soil helps plants grow better, and a good fungus protects cacao trees from a bad …
Cocaine-Blocking Virus
A virus engineered with antibodies to cocaine gives rats a temporary resistance to the drug's …
Dog Seizure Alert
A survey of families whose dogs can anticipate seizures in their epileptic children .
Bee Language
Competition for food sources may have pressured honeybees to evolve dance language.
Hearing Roundup
A new hearing aid with three microphones enhances party conversation, and growing up in a quiet …