On a rare, clear day, one can look due west from the Mount Wilson Observatory, perched at nearly 6,000 feet on the outskirts of Los Angeles, and see the wide basin of the San Fernando Valley. A ...

Karl Jansky had just graduated from college as a radio engineer when he began work at the famed Bell Telephone Laboratories in 1928. Bell had built a transatlantic phone capability, but the system had ...

In 1975, in a medical school classroom in what was then the Socialist Federal Republic of Yugoslavia, Predrag Sikiric had an idea that he has pursued for more than 50 years. His obsessive quest would ...

To the naked eye, Annie Kathuria’s experiments look a bit like tiny tufts of cotton floating in pink Petri dishes. These unassuming orbs are clusters of millions of human brain cells called brain ...

Those cuts and withdrawals have left a vacuum of an estimated $10 billion or more in global health. That makes the Gates Foundation — formerly known as the Bill & Melinda Gates Foundation, which ...

In 2006, a new study on antidepressants was making headlines with its promising results: Two-thirds of participants who tried various antidepressants recovered from their depression symptoms within ...

Every day, Jerry Grabarek looks out for a plume of smoke a couple miles from his dairy farm. Grabarek, a 73-year-old from Preston, Connecticut, can’t always see the plume. Some days are too rainy. Or ...

In a video posted to YouTube in September, Robert F. Kennedy Jr. took aim at U.S. health agencies that he said have allowed for the mass poisoning of American children. Standing behind packages of ...

Timothy Stryker was making his second visit to Svalbard, a Norwegian island chain nudged up against the North Pole, but the yield signs still caught his attention: They directed drivers to defer not ...

In July 2012, a renegade American businessman, Russ George, took a ship off the coast of British Columbia and dumped 100 tons of iron sulfate dust into the Pacific Ocean. He had unilaterally, and some ...

In the fall of 2023, Matt Theurer and his team at HyperSpectral, an artificial intelligence company, landed a meeting with the Defense Advanced Research Projects Agency. They had sophisticated ...

In the plains of western South Dakota, about 25 miles northeast of Mount Rushmore, the Ellsworth Air Force Base is preparing to receive the first fleet of B-21 nuclear bombers, replacing Cold War-era ...