NASA’s Voyager 1 probe is preparing to cross an extraordinary threshold. By mid-November 2026, the veteran spacecraft is expected to become the first human-made object so far from Earth that a radio signal will take a full day to arrive.
Right…

NASA’s Voyager 1 probe is preparing to cross an extraordinary threshold. By mid-November 2026, the veteran spacecraft is expected to become the first human-made object so far from Earth that a radio signal will take a full day to arrive.
Right…

Life’s instructions are written in DNA, but it is the enzyme RNA polymerase II (Pol II) that reads the script, transcribing RNA in eukaryotic cells and eventually giving rise to proteins. Scientists know that Pol II must advance…

Studying the light from stars tells us their temperature, composition, age, and evolutionary state. But the red giant companion to Gaia BH2, a black hole system discovered in 2023, tells a contradictory story that doesn’t make sense…

A tiny fleet of gold nanorobots is teaching stem cells how to become bone. At the same time, another lab is using gentle pulses of pressure to coax single cells into building mineral and collagen. Together, these two lines of research point to a…