A caffeine buzz helps bees learn to find specific flowers

There's nothing like a shot of espresso when you need to get some studying doneā€”and now, it seems like bees learn better with a jolt of their favorite caffeine-laced nectar, too. In a paper published July 28 in the journal ...

An out-of-Africa story hiding in our DNA

"Who are we and where do we come from?" This quintessential question has intrigued humanity for millennia. Currently, the "Out-of-Africa (OOA) theory" is prevailingly accepted regarding the origin of modern humans, as a line ...

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