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Tech

Cell phones and possible health hazards

Radiation from some cell phones appears to kill brain cells in rats.

Planets

Melting Snow on Mars

Melting blankets of snow may have carved out Martian gullies.

Animals

Booby brothers and bullies

Baby brown boobies can be pretty rough and tough in the nest.

Health & Medicine

Sleeping Soundly for a Longer Life

People who have trouble falling or staying asleep may be more likely to die sooner from natural causes compared to those who sleep well.

Space

Zooming In on the Wild Sun

A close look at the sun reveals a chaotic, ever-changing surface.

Health & Medicine

Tapeworms and drug delivery

Scientists are learning from tapeworms how to develop more effective medicines.

Animals

Better tools for techno crows

Certain crows can make tools and even refine their designs.

Planets

A planet’s slim-fast plan

A planet orbiting very close to its sun can quickly lose weight.

Animals

Fish nests with pizzazz

Fish known as three-spined sticklebacks go gaga over decorating their nests.

Animals

Lucky survival for black cats

A cat's black color may date back to a mutation that also protected the felines from diseases a long time ago.

Space

Phantom Energy and the Big Rip

Weird stuff called dark energy could push the universe toward a runaway expansion and ultimate demise about 21 billion years from now.

Space

Black holes that burp

Some black holes in outer space may actually spit out as much material as they suck in.