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Archaeologists unearthed skeletal remains of four people in a well-appointed Roman home, along with signs of their efforts to outlast the eruption of Mount Vesuvius.

Kosmos-482, a spacecraft bound for Venus in 1972, was a time capsule from the Cold War when superpowers had broad ambitions for exploring the solar system.

In the suit, 15 Democratic states called Trump's declaration illegal and said federal agencies were rushing permits for fossil fuel projects under false pretenses.

A highly contagious liver infection is surging among groups who are not typically at risk. At least seven people have died.

The C.D.C. delivered $750 million annually to state and local health departments for emergency work. The program was eliminated in the Trump administration's budget blueprint.

The floating farms known as "chinampas" may have something to teach Venetians and the world.

It would be harder for insurers and scientists to study wildfires, storms and other "billion dollar disasters," which are growing more frequent as the planet warms.

Maryland has restricted use of the toxic fertilizer. A plan to send more to Virginia has sparked fears of contaminated farms and fisheries.

The lesser prairie chicken, known for the males' quirky courtship dance, inhabits grasslands sought-after by farming and energy developers.

How the shell cracks in an exercise known as the egg drop challenge turned out to be more complicated than science teachers have been telling students for many years.