Three things to know:

America's best weapon against terrorism might be Silicon Valley. But will they agree to fight? Well.... It’s complicated. Fred Kaplan explains.

NASA's Jet Propulsion Lab is home to an awesome, but forgotten, story. Nathalia Holt unveils the secret history of NASA’s rocket girls.

Turns out, a high GPA might not be as great as you think.Matthew Mayhew, professor at NYU, tells us why.