Astronomers detect gravitational waves predicted

Gravity

Click Here To Read: Astronomers detect gravitational waves predicted by Einstein By Will Morrow on The World Socialist Web Site on February 12, 2016.

The three stages of the collision of two black holes – inspiral, merger and ringdown – illustrated above. The signal detected by the two LIGO instruments is superimposed across the bottom. Credit: LIGO, NSF, Aurore Simonnet (Sonoma State U.)

Living With Face Blindness

DegasFaceBlindless

Click Here to Read: Living With Face Blindness: Prosopagnosia is a condition that can make it impossible to recognize the faces of others, from friends to movie characters to parents. To varying degrees, it affects about two percent of people by Samjana Chowhan in The Atlntic Monthly on September 24, 2013.

Deux hommes en pied by Edgar Degas (Renaud Camus/flickr)