17/05/2017

NASA annual Arctic ice survey expanded range this year

NASA's annual survey of changes in Arctic ice cover greatly expanded its reach this year in a series of flights that wrapped up on May 12. It was the most ambitious spring campaign in the region for NASA's Operation IceBridge, ...

Microbes seen controlling action of host's genes

All animals—from sea sponges to modern-day humans—evolved in a world already teeming with microbes. These single-celled microorganisms now cover practically every surface of our bodies and are as much a part of our biology ...

Study sheds light on Earth's first animals

More than 550 million years ago, the oceans were teeming with flat, soft-bodied creatures that fed on microbes and algae and could grow as big as bathmats. Today, researchers at the University of California, Riverside are ...

Looking beyond the breeding grounds

Every winter, trees on high mountains in a small area northwest of Mexico City turn orange. Close inspection reveals branches filled with brilliantly colorful monarch butterflies, rather than fiery leaves, as the eastern ...

Blue and purple corn: Not just for tortilla chips anymore

Consumers today insist on all-natural everything, and food dyes are no exception. Even if food manufacturers are willing to make the change, current sources of natural dyes are expensive and hard to come by. Now, a large ...

Wallflower center pack baboons find place

Are you the kind of person who, at a party, tends to be surrounded by friends in the middle of the crowd, or do you prefer to find a quiet corner where you can sit and talk? Recent work by scientists at UC Davis shows that ...

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