09/06/2020

Scientists identify ancient origin for key hormone system

A key set of proteins that help regulate hormones necessary for many essential functions in humans and other vertebrates have ancient origins in much simpler creatures such as sea cucumbers, says a new study published today ...

Armor on butterfly wings protects against heavy rain

An analysis of high-speed raindrops hitting biological surfaces such as feathers, plant leaves and insect wings reveals how these highly water-repelling veneers reduce the water's impact.

Climate change brings fires, floods and moths to Siberia

Best known as a vast, cold tundra, Russia's sprawling Siberia region is being transformed by climate change that has brought with it warmer temperatures, forest fires and growing swarms of hungry moth larvae.

Siberian oil spill contaminates Arctic lake

An oil spill that sparked a state of emergency has contaminated a freshwater lake in the Russian Arctic, the regional governor said Tuesday, a claim denied by Norilsk Nickel, the metals giant linked to the leak.

France's wolf population rises further to 580 adults

France's wild wolf population rose again last year, with officials counting 580 adults at winter's end compared with an average of 530 a year ago, France's OFB biodiversity agency said Tuesday.

Examining a snapshot of exploding oxygen

For more than 100 years, we have been using X-rays to look inside matter and progressing to ever smaller structures—from crystals to nanoparticles. Now, within the framework of a larger international collaboration on the ...

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