LightSail Spacecraft Sends Back a Selfie Showing Its Sail Stretched ...
By KENNETH CHANG The photograph, somewhat garbled, confirms that the experimental spacecraft succeeding in deploying its solar sail. […]
science
The Circle That Gives Fruit Flies Direction
By JAMES GORMAN The group of brain cells in the insect that function like a compass is actually […]
Is That Water Hot Enough to Kill Germs?
By C. CLAIBORNE RAY If you can put your hands in the water while washing dishes, is it […]
Tuberculosis Case Prompts Search for Patient’s Fellow Airline Passengers
By DENISE GRADY The risk to the public is low, the C.D.C. said Monday, although the patient, […]
An Earthling’s Guide to Black Holes
By JOANNA KLEIN Welcome to the place of no return — a region in space where the gravitational […]
Black Hole Hunters
By DENNIS OVERBYE Aiming to make the first portrait of the hungry monster at the center of our […]
After Silences and Setbacks, the LightSail Spacecraft Is Revived, Deploying ...
By KENNETH CHANG Twice since the LightSail spacecraft was launched last month, it fell into an unexpected silence. […]
Relying on Butterfly Wings to Survive
By SINDYA N. BHANOO Flame azaleas must depend almost entirely on butterflies to reproduce, researchers have found. Published: […]
After Series of Setbacks, Spacecraft Prepares to Unfurl Sail
By KENNETH CHANG LightSail, a privately financed project, aims to demonstrate the potential of using sunlight to propel […]
Korean Robot Makers Walk Off With $2 Million Prize
By JOHN MARKOFF The robots were graded on their ability to complete eight tasks, including driving a vehicle, […]