Exploring the evolutionary history of the immune system

The enzyme known as ALOX15 plays a crucial role in the production of anti-inflammatory and pro-resolving lipid mediators. As mammals have evolved, this enzyme has undergone changes to both its structure and function. Researchers ...

What to know before buying a drone this Christmas

UN aviation officials cautioned anyone Friday who might want to leave a gift of a drone under the Christmas tree this season, to learn how to safely operate it first.

Cow gene study shows why most clones fail

It has been 20 years since Dolly the sheep was successfully cloned in Scotland, but cloning mammals remains a challenge. A new study by researchers from the U.S. and France of gene expression in developing clones now shows ...

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