Science

The Centers for Disease Control and Prevention published three studies on Wednesday that federal officials said provided evidence that booster shots of the Pfizer BioNTech and Moderna coronavirus vaccines would be needed in the coming…

Brain tissue is naturally mushy. Unlike bones, shells, or teeth, it is high in fat and rots quickly and rarely appears in fossils.When Russell Bicknell, an invertebrate paleontologist at the University of New England in Australia, noticed…

Since Americans first began rolling up their sleeves for coronavirus vaccines, health officials have said that those who are immunized are very unlikely to become infected, or to suffer serious illness or death. But preliminary data from…

Before vaccinating health care workers, Dr. Orlowski, hospitals will need data on booster vaccination side effects so they know how to stagger vaccinations among their staff without affecting their ability to care for patients. "You can't…

Scientists have come temptingly close to reproducing the power of the sun - if only in a hydrogen speck for a split second.Researchers at Lawrence Livermore National Laboratory reported Tuesday that by using 192 gigantic lasers to destroy a…

Paprika is cosmopolitan, a vegetable that occurs in far more varieties than there are nations in the world. One day, you can slice a mild orange pepper to dip in hummus. Or you can roast red peppers and mix them into a dip or your own…

With climate change and prolonged drought continuing to weigh on the Colorado River, the federal government declared a water shortage for the first time on Monday at Lake Mead, one of the river's main reservoirs.The declaration triggers…

The Owens pupfish, a small blue fish native to the springs in the California desert, was spared from extinction on an August afternoon in 1969 by Phil Pister and his two buckets.That day Mr. Pister, a state wildlife biologist, had heard…

In light of new evidence that vaccinated people with breakthrough infections can carry as much coronavirus as unvaccinated people, the Centers for Disease Control and Prevention has urged people in high-transmission areas to wear masks in…

As the earth rotates around the sun all year round, it passes streams of cosmic debris. The resulting meteor showers can light up the night sky from dusk to dawn, and if you're lucky, you might catch a glimpse.The next shower you might see…