09/02/2018

Homo sapiens' drawing ability may relate to hunting techniques

Neanderthals had large brains and made complex tools but never demonstrated the ability to draw recognizable images, unlike early modern humans who created vivid renderings of animals and other figures on rocks and cave walls. ...

Efficient technique for isolating embryonic stem cells in cows

For more than 35 years, scientists have tried to isolate embryonic stem cells in cows without much success. Under the right conditions, embryonic stem cells can grow indefinitely and make any other cell type or tissue, which ...

Will a cold winter kill off ticks?

The bad news is that even particularly harsh winter weather – like that experienced by much of the East Coast this year – won't kill off ticks. They are hardy little critters. However, a brutal winter could still have ...

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