News
- Chemistry
Designer surface proves deadly to bacteria
Researchers have made a surface coating that kills bacteria on contact in a novel way.
- Health & Medicine
Antibiotic resistance is coming to dinner
Foods tainted with bacteria that antibiotics don't kill are a recipe for more serious—even lethal—infections.
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Look on the bright side and survive longer
People who, as young adults, describe their lives using a variety of terms for positive emotions live substantially longer than those who express little positive emotion, according to a long-term study of Catholic nuns.
- Paleontology
Early Mammal’s Jaw Lost Its Groove
A tiny fossil skull found in 195-million-year-old Chinese sediments provides evidence that crucial features of mammal anatomy evolved more than 45 million years earlier than previously thought.
