The Delta and Gamma Covid-19 Variants Are Taking Over the US
The two variants are threatening Alpha’s reign—and country's path out of the pandemic. ..
The two variants are threatening Alpha’s reign—and country's path out of the pandemic. ..
Astronomers say a cold patch and a stellar burp are behind the star's strange dip in brightness. ..
Vaccines are effective against the variant, but experts worry about states where fewer people are inoculated. ..
Extreme weather is rapidly eroding the limestone caves where people first drew images 40,000 years ago. ..
In early experiments, a paralyzed man with implants in his premotor cortex typed 90 characters per minute—by envisioning he was writing by hand. ..
To test bats’ sense of the speed of sound, researchers put them in an atmosphere that alters it. No word on whether the helium made the bats sound funny. ..
The Luxor finding has been called "the second most important archaeological discovery" since King Tut's tomb. ..
Hall thrusters have been used in satellites for years. Now, they'll play a crucial role in reaching a metallic asteroid called Psyche. ..
Plant fossils from Columbia reveal the forests of the Cretaceous period were sparser and less humid than their modern-day counterparts. ..
The Event Horizon Telescope’s groundbreaking image provides clues into how the cosmic phenomena gobble up matter. ..