Science

Massive prehistoric stone structures found in desert landscapes from Saudi Arabia to Kazakhstan have baffled archaeologists for decades. Each can stretch for up to a few miles, and resembles a kite with...

One of the greatest transformations in the history of life occurred more than 600 million years ago, when a single-celled organism gave rise to the first animals. With their multicellular bodies, animals...

Scientists have revealed a surprisingly complex origin of our species, rejecting the long-held argument that modern humans arose from one place in Africa during one period in time.By analyzing the genomes of...

Thousands of patients are facing delays in getting treatments for cancer and other life-threatening diseases, with drug shortages in the United States approaching record levels.Hospitals are scouring shelves for supplies of a...

Ms. Silverstein endured treatment for repeated infections, multiple rounds of skin cancer and a variety of other conditions relating to a weakened immune system, her husband said. The couple found themselves settling...

The NewsFederal officials have granted emergency approval to a bird flu vaccine for use in California condors, an agency of the U.S. Department of Agriculture announced on Tuesday.The move comes after more...

Why It Matters: Biden needs Manchin, and Manchin needs fossil fuels.The Mountain Valley Pipeline has been opposed for years by environmentalists, civil rights activists and many Virginia Democrats. Scientists also have warned...

When Carrie Davis found out that her health insurance wouldn’t cover Ozempic, she sought an alternate route to getting the diabetes drug, which is increasingly being used off-label for weight loss. Ms....

For two months this spring, a pair of California condor parents carefully tended to a single, enormous egg. They took turns sitting on the egg to keep it warm, and they routinely...

Salima Ikram, an Egyptologist at the American University in Cairo who was not involved in the project, said that the new analysis “raises interesting questions about the origins of traditions showing dominance...