GW1_Livingston site_credit LIGO

LIGO
The LIGO Livingston Observatory in Louisiana.

GW1_Livingston site_credit LIGO

February 18, 2016

LIGO The LIGO Livingston Observatory in Louisiana.

JPL
An illustration of gravitational waves formed by two black holes orbiting each other at increasing speeds.

GW2_black hole merger with emitted GWs_credit JPL

February 18, 2016

JPL An illustration of gravitational waves formed by two black holes orbiting each other at increasing speeds.

February 18, 2016

GAGE SKIDMORE VIA FLICKR/CC BY-SA2.0 Snowden talked to the FAS attendees via Google Hangouts.

February 18, 2016

SOFYA FREYMAN/PHOTOGRAPHY STAFF Nearly 1,500 people lined up outside Shriver Hall, anticipating former NSA contractor Edward Snowden’s virtual discussion on privacy.

February 18, 2016

JPL An illustration of gravitational waves formed by two black holes orbiting each other at increasing speeds.

February 18, 2016

CLASS SCIENCE TEAM Ground was broken last spring at CLASS’s site in the Chilean desert.

February 18, 2016

LIGO The LIGO Livingston Observatory in Louisiana, with the two vacuum tubes extending out of frame.

A5SNOWDEN

February 18, 2016

A1_Snowden copy

February 18, 2016

SOFYA FREYMAN/PHOTOGRAPHY STAFF Nearly 1,500 people lined up outside Shriver Hall, anticipating former NSA contractor Edward Snowden’s virtual discussion on privacy.