This Comet Stopped Spinning. Then It Started Rotating Backward.
The unusual event, never seen before, might be a way small comets are “blown to bits” in the solar system.The unusual event, never seen...
Four States Sue Administration Over Loss of Public Health Funds
The states, all led by Democrats, claim the cuts were intended as retribution and will harm efforts to control H.I.V. and other sexually transmitted...
Trump Orders Dept. of Defense to Buy Electricity From Coal Sources
Mr. Trump is trying to revive coal, the dirtiest fossil fuel. At the White House, coal executives awarded him a trophy as the “Undisputed...
U.S. Health Officials Defend Rejection of Moderna’s Flu Vaccine
The F.D.A.’s refusal to examine the company’s mRNA shot drew widespread criticism from doctors and was divisive within the agency.The F.D.A.’s refusal to examine...
Newly Unbound, Trump Weighs More Nuclear Arms and Underground Tests
It remains to be seen whether the three big nuclear powers are headed into a new arms race, or whether President Trump is trying...
