A single gene for scent reception separates two species of orchid bees

Orchid bees are master perfumers. Males collect chemicals to concoct perfumes unique to their specific species.…

Nanosatellites improve detection of early-season corn nitrogen stress

For corn growers, the decision of when and how much nitrogen fertilizer to apply is a…

Biological clock is key to reducing heart damage from radiation therapy

A new study suggests that the biological clock is involved in heart toxicity from radiation therapy…

Secrets of '1,000-year-old trees' unlocked

Scientists discover how the gingko lives to such an old age, surviving for centuries or millennia. …

NASA's Mars 2020 Rover Closer to Getting Its Name

155 students from across the U.S. have been chosen as semifinalists in NASA’s essay…

How do X-ray images helped reveal insects' physiological responses to gravity?

Imagine you are flipped upside down and standing on your head. After a few seconds, you…

Iodine may slow ozone layer recovery

A new paper quantifying small levels of iodine in Earth’s stratosphere could help explain why some…

Meteorite contains the oldest material on Earth: 7-billion-year-old stardust

Stars have life cycles. They’re born when bits of dust and gas floating through space find…

Fisheries management is actually working, global analysis shows

Nearly half of the fish caught worldwide are from stocks that are scientifically monitored and, on…

Puerto Rico Volunteers Deployed to Red Cross, ARRL Sending Equipment

Puerto Rico Section Manager Oscar Resto, KP4RF, reports that several Amateur Radio Emergency Service (ARES) volunteers…