Iron snow ebb and flow may cause magnetic fields to come and go

Just as snow crystals form in the upper atmosphere, then fall to lower, warmer elevations and melt, scientists believe a phenomenon called iron snow happens in the molten iron cores of some planetary bodies. Cooling near ...

Lily the barn owl reveals how birds fly in gusty winds

Scientists from the University of Bristol and the Royal Veterinary College have discovered how birds are able to fly in gusty conditions—findings that could inform the development of bio-inspired small-scale aircraft.

How to spin a disk around young protostars

How do stars and planets form? Scientists are now one step closer to pinning down the conditions for the formation of proto-stellar disks. Observations of three systems in the early stages of star formation in the Perseus ...

Monitoring microorganisms on the International Space Station

Crew members on the International Space Station have a lot of company—millions of bacteria and other microbes. The human body contains 10 times more microbes than human cells, and bacteria and fungi grow in and on just ...

Building a better spacesuit

It's been 50 years since humans first walked on the moon. Since then, astronauts have primarily explored low Earth orbit. Now that NASA is preparing to return to the moon, experts are reevaluating the practicality of the ...

Muscular men prefer an unequal society

Men with large upper bodies have a tendency to favour inequality in society and a limited redistribution of resources. This is the conclusion drawn by Professor Michael Bang Petersen and Associate Professor Lasse Laustsen ...

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