Special filters could suck high-altitude frozen carbon dioxide out of the atmosphere.
Unexplained gaps in Earth’s magnetic shield let in solar winds, jam GPS signals and even slow down orbiting spacecraft.
The white koa’e kea seabird makes its home in the walls of the crater, still bubbling over with molten magma.
Generations of sumptuous burials unearthed in two Bronze Age family graves.
Archeologists unearthed the 16th-century relic sunk under an altar.
A poison pellet injected under the skin is harmless to native animals but deadly for the cats that eat them.
Dinosaur fossils are rare in Italy, but the discovery of several skeletons is changing assumptions about the region’s history.
Ancient cavemen hunted rhinos, deer and bison and may have shared their community with Neanderthals, new study shows.
The smart dressing binds the edges of a surgical incision, delivers medication and reports on healing progress.