Science

Almost 30 million people in the United States - and likely many others whose diseases have never been diagnosed - have been infected with the coronavirus to date. Should these people still be vaccinated?Two new studies answer this question…

"We need to better understand these composite effects," said Michael Craig, an expert in energy systems at the University of Michigan, who recently led a study that looked at how rising summer temperatures in Texas can place unexpected…

Although known for its many arms, most of the time the octopus doesn't seem to know where these eight appendages are."In the octopus, you have no bones or joints, and any point on its arm can go in any direction you can think of," said Nir…

When the Perseverance rover lands on Mars on Thursday, another NASA spacecraft already there will be listening to the blow that will occur when the newcomer arrives.The hope is that these blows will cause enough shaking to be detected by…

The newest Martian, a robot named Perseverance, is alive and well after his first day and night on the red planet, NASA scientists and engineers said Friday. Members of the triumphant team that manages the spaceship were delighted as they…

Oddities plagued the earth about 42,000 years ago. Its magnetic field collapsed. Ice sheets billowed in North America, Australasia, and the Andes. Wind belts moved across the Pacific and the South Ocean. Persistent drought hit…

The 61 percent match rate for international students may underestimate the problem, say some experts, as medical students who do not receive interview offers are not considered. With these students included, the match rate for…

NASA safely landed a new robotic rover on Mars Thursday and began its most ambitious endeavor in decades to directly investigate whether there ever was life on the now barren red planet.While the agency has completed other missions to Mars,…

California wildlife officials believe a single coyote is responsible for a number of recent attacks on Bay Area residents.DNA from the victims' bite wounds and clothing revealed that all four residents had been attacked by the same coyote,…

When his state was hit by an electricity crisis that left millions of people without heat in freezing temperatures, the Texas governor turned to television to blame.Its main target was renewable energy, suggesting that the system-wide…