Science
Northwestern study links cellular aging to transcriptional machinery decay
A Northwestern Medicine study reveals that aging cells experience a length-biased reduction in gene expression due to failing transcriptional machinery. These findings may inform future anti-aging strategies targeting RNA polymerase II and elongation factors.
Researchers observe ambipolar diffusion in prestellar core to map star birth
Scientists identified a velocity drift between ionized gas and neutral particles in a prestellar core, revealing how gravity overcomes magnetic resistance.
Researchers capture first-ever footage of rare barreleye fish in Atlantic
Researchers have documented the rare barreleye fish in its natural deep-sea habitat for the first time, providing insight into its unique anatomy. The expedition also identified previously unknown hydrothermal fields and deep-sea ecosystems within the Atlantic.
Frog gut bacterium Ewingella americana eliminates tumors in mice
A study published in Gut Microbes details how the bacterium Ewingella americana, isolated from Japanese tree frogs, achieved 100% tumor clearance in mice.
Hummingbirds accelerated bromeliad evolution over 20 million years
A study reveals that hummingbirds have significantly accelerated the diversification of the bromeliad plant family, driving new species creation at twice the rate of other pollinators.
Physicists prove quantum mechanics functions using only real numbers
Researchers have demonstrated that the imaginary unit 'i' is a mathematical convenience rather than a fundamental requirement of quantum mechanics. The findings could potentially assist in efforts to reconcile quantum mechanics with gravity.
NASA seeks volunteers for yearlong Moon and Mars mission simulation
NASA has launched a search for volunteers to inhabit simulated deep-space environments at the Johnson Space Center. This initiative aims to validate essential hardware and health protocols for future lunar and Martian expeditions.
Stanford study links Permian extinction to ocean warming and oxygen loss
Scientific findings reframe the Permian-Triassic extinction as a series of regional environmental failures rather than a singular, global event.
Astronomers use Webb telescope to study exoplanet that survived star death
A study of the exoplanet WD 1856 b provides the first evidence of an atmosphere on a planet transiting a white dwarf star.
Rare goblin shark filmed alive for the first time in the deep sea
New research documents goblin sharks in their natural deep-sea habitat and provides insights into the physiology and foraging of basking sharks.
MIT researcher proposes sensor system to detect nuclear weapons in space
A new research proposal outlines a method for using inspector satellites to detect nuclear weapons in orbit by measuring neutron emissions. This study aims to address the current lack of verification mechanisms for the Outer Space Treaty.
Tennis players use brain predictions to return high-speed serves
Elite tennis players overcome the limitations of human reaction time by utilizing neural predictive models to anticipate serve direction before the ball is struck.
Artificial cloud brightening could tame El Nino, but with risks: Study
A new study suggests that spraying sea salt into the atmosphere to brighten clouds could mitigate El Niño impacts, sparking debate over ecological side effects.
Caddisfly silk genes evolve rapidly while retaining underwater adhesive power
Researchers found that the H-fibroin gene in caddisflies undergoes rapid evolutionary changes without losing its underwater adhesive capabilities. This discovery offers a chemical model for developing synthetic glues for medical and industrial applications.
Artemis II astronauts reunite with their spacecraft at Kennedy Space Center
NASA and CSA astronauts returned to the Kennedy Space Center to inspect the Integrity capsule following their historic 252,756-mile lunar mission.
Caltech chip steers light beams in 74 femtoseconds using metasurfaces
Researchers have created a metasurface-based system that uses the optical Kerr effect to redirect light beams at unprecedented speeds. This development offers a new approach for managing data in fields such as telecommunications and high-speed computing.
NASA to conduct first controlled fire experiment on the lunar surface
NASA's Flammability of Materials on the Moon experiment will analyze combustion in partial gravity to inform safety standards for future lunar habitats.
Kyoto University explains tree coexistence
Researchers have developed a novel framework to explain the mechanistic interplay between light competition and species coexistence in old-growth forests.
Modern Humans May Have Shared Culture With Neanderthals for 20,000 Years
Archaeological evidence from the Üçağızlı II Cave indicates that Neanderthals and modern humans shared similar stone-tool techniques and symbolic shell collection. These findings suggest both groups may have maintained contact or shared cultural traditions over thousands of years.
Perseverance rover finds record concentrations of organic carbon on Mars
The discovery of complex organic molecules in Martian mudstones provides a chemical foundation for life, though scientists debate if the origin is biotic or abiotic.