Who Should Be Our Alien Liaison?

If Extraterrestrials Make Contact, Science Fiction Has Some Advice for Selecting Humanity’s Spokesperson

On May 25, 2015, a radio telescope in Zelenchukskaya, Russia, picked up a signal coming from star HD164595 in the Hercules constellation. We don’t know much about this star located 95 light years from Earth, other than that it resembles our sun in temperature, age, and composition, and has at least one planet in its orbit.

The signal, which only came to public attention in late August, may be a product of interference from Earth or have some other non-alien origin—it’s only been observed once, for four seconds, at a …

Crowdsourcing in the Name of Science

Citizen Scientists Are Great for Data Collection and So Much More

The earthquake near Washington, D.C., five years ago in August 2011—the one that damaged the Washington Monument and the National Cathedral but had little other noticeable impact—caught me by surprise. …

Why People Abandon High-Tech Prosthetics

That Luke Skywalker Prosthetic Arm May Strike the Average User as Less Than Sensational

You’ve probably seen the Frozen, Iron Man, and Star Wars prosthetics—intended to boost the confidence of kids with missing limbs. Now you can even meet the first man with the …