NASA's Artemis II spacecraft successfully returned from its lunar mission, but post-flight analysis has raised concerns about the heat shield's condition during reentry.
Researchers measured jets from Cygnus X-1 black hole system at equivalent power of 10,000 suns, traveling at half the speed of light.
NASA's Artemis II crew completed a 10-day lunar mission while the agency announced plans for nuclear-powered interplanetary spacecraft development.
The four-person Artemis II crew is approaching their scheduled April 10 return to Earth, relying on the Orion spacecraft's heat shield for safe reentry.
A crew of four astronauts has successfully completed a lunar mission, marking what officials describe as a significant milestone in space exploration.
Recent archaeological discoveries reveal Neanderthal tool-making behavior and prehistoric animal remains in European sites.
Four astronauts aboard NASA's Artemis II spacecraft spoke with media as they prepared for a historic lunar flyby, traveling farther from Earth than any humans before.
The Artemis II crew's splashdown draws crowds in San Diego while Boeing's moon rocket program faces questions under new administration.
A significant earthquake originating in southern Canada sent tremors across multiple US states, affecting millions of people.
NASA's Artemis II mission will mark the first crewed lunar flight in over 50 years, including Canada's first astronaut to travel to the moon.
The Trump administration has halted some National Oceanic and Atmospheric Administration grant funding, putting atmospheric research scientists at risk.
The White House announced NASA will partner with Defense and Energy departments to develop nuclear reactors for lunar surface and orbital deployment.
New Gallup polling reveals only 35% of Americans rate their country's environmental quality positively, marking a record low ahead of Earth Day.
Physicists claim resolution of long-standing proton measurement discrepancy while fusion startup secures licensing agreements.
March 2026 broke temperature records across the continental United States, raising concerns about drought and wildfire risks for the coming summer.
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