Demolition of famous arch adds to list of ancient sites destroyed by ISIS from Natural Geographic

7 things mentally strong people never do from Inc.

2015 National Geographic photo contest from The Atlantic

Piezoelectricity: Make electricity while you groove on the dance floor from Science ABC

The mysterious artificial intelligence company Elon Musk invested in is developing game-changing smart computers from Tech Insider

Scientists discover why elephants rarely get cancer—and that could help us from Mental Floss

How to think straight in the age of information overload from CNN

I’m one of the 56% of American mothers who ‘prefer’ to stay home from Time

Carl Sagan’s pale blue dot, animated in motion graphics from Brain Pickings