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Sunday, March 24, 2019

Closer look debunks ‘pause’ in global warming

The hiatus in the recent rate of global warming you may have heard about didn’t really happen, say researchers. The apparent lull is actually an artifact arising from faulty statistical methods, they report in Climatic Change. The study...

Test for repetitive behaviors flags autism in adults

A new self-assessment that measures the frequency and severity of repetitive behaviors could help diagnose autism in adults. These behaviors include common habits and routines, such as lining up objects or arranging them in patterns,...

Engineered yeast turns sugar into painkiller

Scientists have reprogrammed the genetic machinery of baker’s yeast so that the fast-growing cells can convert sugar into hydrocodone in just three to five days. The advance could lead to a faster and potentially cheaper...

‘Safe’ plastics leach toxins when they break down

Trace amounts of toxic substances used to make plastics don’t contaminate the food or beverages they contain and pose no immediate threat to consumers. That’s the good news. The bad news is those plastic products...

This cave may hold clues to future climate change

A period of abrupt climate change 12,000 years ago occurred rapidly in northern latitudes but much more gradually in equatorial regions, report researchers. The discovery could prove important for understanding and responding to future climate...

How caterpillars use poop to trick plants

Caterpillars that feed on corn leaves use their feces to induce the plant to turn off its defenses, allowing them to eat more and grow faster. The discovery is one more revelation about the myriad of...

Teeth link ‘Darwinius’ fossil to lemurs not monkeys

The fossil Darwinius is the best preserved primate known to exist. The scientists who discovered it thought the 47-million-year-old fossil was closely related to squirrel monkeys. But a new examination of the sequence in which adult teeth come in—known as dental...

Why conversation gets tough at a crowded party

Even people who pass standard hearing tests with flying colors may experience what scientists call the “cocktail party problem.” They can easily hear one-on-one conversation in a quiet room, but a crowded restaurant becomes...

ESA astronaut Andreas Mogensen begins busy International Space Station tour

ESA astronaut Andreas Mogensen arrived at the Internation Space Station today after a two-day flight with Soyuz spacecraft commander Sergei Volkov and Kazakh cosmonaut Aidyn Aimbetov. Their flight to the International Space Station in the...

Dried-up ponds are bad news for mountain frogs

The long summer drought in the Pacific Northwest is doing more than causing raging wildfires in Washington state forests. A less noticeable consequence is taking place in mountain ponds as the drought and minimal snowpack...
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