Crows living in some urban areas drop nuts into traffic to let the passing cars crush them, then they wait for the red lights to stop the traffic so they can grab and eat it.
17
There are glasses which allow a red-green color-blind person to see colors the way everyone else does.
22
When the 2013 government shutdown threatened the closing down of a national program giving medical attention and meals to children, John D. Arnold donated $10 million of his own money to keep it afloat.
21
The US national public health institute, Centers for Disease Control and Prevention, has an actual plan in case of zombie invasion.
29
There’s an internet-enabled jacket which gives you a “hug” every time a Facebook friend likes your status.
12
Leonardo Da Vinci made a robotic lion in 1515 that would walk, sway, open its mouth and move its tail - it even had a compartment that opened to present flowers.
22
Coffee comes from an edible fruit. The coffee cherry is sweet and tastes like watermelon, rosewater, and hibiscus all at once.
7