Scientists have seemingly settled long-standing arguments about whether the components of Earth originated from the inner or ...
Earth Day began as a protest in 1970, but its meaning has evolved. Here’s how it changed - and what it represents today.
On April 6, 2026, shortly before Earth slid behind the Moon from the perspective of Orion, and the spacecraft lost radio ...
Scientists have found that the crust beneath East Africa’s Turkana Rift is thinning to a critical point, signaling that the ...
Earth Day, which began in 1970, is celebrated each year on April 22.
Subduction zones can look permanent on a map. They run for hundreds or thousands of miles, haul oceanic crust into the mantle ...
Understanding how to explore hidden glaciers on Mars begins not in a laboratory, but in remote field camps across Alaska and Wyoming.
The ion tail appeared as Comet C/2025 R3 PanSTARRS was about 45 million miles from Earth (72 million kilometers) during its ...