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Should we bring extinct species back from the dead?

Earth is in the midst of its sixth mass extinction: Somewhere between 30 and 159 species disappear every day, thanks largely to humans, and more than 300 types of mammals, birds, reptiles, and amphibians have vanished since 1500. 50 more words

Science

War Studies Suggest A Concussion Leaves The Brain Vulnerable To PTSD

Troops in Iraq and Afghanistan are far more likely to develop post-traumatic stress disorder if they have suffered a concussion. The reason may be a change in the brain's fear circuits. 17 more words

Science

Unicorn & Pug - Sydelle

A pug astronaut with his magical unicorn on a space adventure.

Humor

When I'm home, I like a cozy, comfortable, calming space.

When I’m home, I like a cozy, comfortable, calming space.

Stacy Keibler

Space

the mans got dimension

the mans got dimension.

he is the 0th dimension the single man in the empty space
a man with apprehension always expecting his reality to be erased… 419 more words

Stephen Hawking's warning: Don't reply to an alien message.

(Stephan’s Quintet, 290 million light-years away, in the constellation Pegasus. Four Galaxies that revolve in close proximity.  Image from: The Atlantic.  All credit due.) 251 more words

Space