NASA’s Artemis II crew is go for the Moon—launching humanity back into lunar orbit after more than 50 years. NASA has…

A surprise toilet malfunction tested Artemis II—but the crew fixed it fast and is back on track for the Moon. NASA’s…

Frequent burn exposure may have driven human genetic adaptations that improve healing but worsen severe injury outcomes. Humans may have been…

Scientists have uncovered a previously unknown feature of cell death that reshapes how the immune system identifies and clears dying cells.…

A tick protein that inhibits multiple immune signals could lead to better treatments for autoimmune diseases and inflammation. The body’s immune…

Undisturbed boreal forests may hold far more carbon than expected. Earth’s vast northern forests may be doing far more to slow…

Ancient Antarctic ice is revealing a more detailed and unexpected picture of Earth’s climate history. New research on ancient Antarctic ice…

A new analysis of meteorite isotopes challenges long-held ideas about Earth’s origins, suggesting our planet may have formed almost entirely from…