Flight controllers tried late Tuesday night to contact Opportunity, but the rover did not respond. The storm has been growing since the end of May and now covers one-quarter of the planet.
By Amanda Grennell
Over the last 25 years, melting Antarctic ice has added nearly 3 trillion tons of water to the ocean, enough to fill Lake Erie six times over.
By William Brangham, Jason Kane
Russia’s HIV epidemic is growing by 10 percent per year, and yet many proven HIV prevention and treatment strategies aren’t being used. William Brangham and Jason Kane report in collaboration with Jon Cohen of Science Magazine and the Pulitzer Center…
By Robert Lennox, Austin Gallagher, Euan Ritchie, Steven J. Cooke, The Conversation
When humans have conflicts with wildlife, the first reaction is often to cull them. But there's little evidence that it works.
Researchers are using the latest genetic sequencing technology to understand to a surprising degree the movements and interactions of very ancient humans. At the forefront of this revolution, David Reich is trying to answer very big questions, like "Who We…
Studying more than 50,000 homicides over the course of a decade in 50 of the largest cities, a team of reporters at the Washington Post have pinpointed the places where murders are common but arrests are rare. Amna Nawaz talks…
By Teresa Carey
In our NewsHour Shares moment of the day, a Northern Virginia startup is using new technology and a sense of humor to care for the elderly. The NewsHour’s Teresa Carey reports.
By Nsikan Akpan
Guatemala's 12,000-foot Volcano of Fire has erupted on and off since 2002. Despite active monitoring, Sunday's eruption caught residents by surprise. Here's why.
New findings show women with early stage breast cancer can avoid chemotherapy. Researchers now say most women with smaller tumors can safely skip the treatment and avoid side effects like fatigue and nausea. Amna Nawaz learns more from Dr. Larry…
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