A researcher made the discovery after ordering monarchs from a breeder. To help them, experts recommend planting milkweed.
Tens of thousands of Instagram followers can't be wrong: Curiosity about the sober life is trending. Scientists say cutting out alcohol can improve your sleep and blood pressure, and help your liver.
Scientists used "lost" wallets to test whether people are more likely to be dishonest when they might profit. The results were puzzling — so they put more money in the wallets.
A Moscow scientist claims he has a safe way of editing genes in human embryos — a method that could protect resulting babies from being infected with HIV. Approval of the experiment seems unlikely.
Scientists are using old spy satellite images to measure the effects of climate change. They're finding that glaciers in the Himalayas are melting twice as fast as they were a few decades earlier.
Social scientist Arthur Brooks set out to figure out how life after 50 can be more professionally fulfilling. His advice? "Stop being an innovator and start being an instructor."
The Trump administration is replacing one of President Obama's signature plans to address climate change. It could help some coal-fired power plants, but likely won't slow the industry's decline.
Since the delightful snafu that led to the research vessel's goofy moniker, the autonomous submarine has been off gathering deep-sea data on the effects of Antarctic winds.
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Despite initial fears about Agent Orange, the barrels seem to have been full of lake water, though the EPA is waiting for test results to confirm that the water and barrels are indeed clean.
Entrepreneurs are eager to find substitutes for plastic that naturally degrade. One option is a "natural" plastic made by microbes and then eaten by them. But the process is still in early days.
Humans have been smoking pot to get high since the first millennium B.C. Archaeologists have found early evidence of cannabis use from wooden bowls exhumed from ancient tombs in western China.