Science — older stories
China Paper Faults the Single-Engine Risk in NASA's Moon Lander
NASA's lunar lander leans on one main engine for descent and ascent. A Chinese engineering team argues that staking astronauts' lives on a single point of failure is a flaw worth fixing.
Stanford Drug Regrows Knee Cartilage in Mice by Blocking an Aging Protein
Blocking the enzyme 15-PGDH regrew hyaline cartilage in old mice and stalled arthritis after ACL-type injuries. Human tissue responded too — but this is still a mouse study.
China's JUNO Detector Publishes First Neutrino Result in Nature
Using 59 days of data, the underground JUNO observatory sharpened two neutrino oscillation parameters by a factor of 1.6, a debut result its builders say proves the detector is ready for its main goal.
Deep-Sea 'Whale Necropolis' in Indian Ocean Holds 476 Fossil Sites
A robotic survey of the southeastern Indian Ocean found 476 whale fossil sites and five living whale-fall ecosystems down to 7,001 meters, the deepest such habitats on record.