- A third visitor from another star is hurtling through the solar system
Scientists have found a new interstellar object whizzing toward the sun.
- Nearly half of the universe’s ordinary matter was uncharted, until now
Two studies fill in gaps about the cosmos’s ordinary matter. One maps it all, even the “missing matter.” The other details one of its hiding spots.
- Climate change could separate vanilla plants and their pollinators
The vanilla species grown for its flavoring is finicky. Genes from its wild relatives could help make it hardier — but not if those cousins go extinct.
- Vaccine policy in the U.S. is entering uncharted territory
A key advisory group vows to base decisions on evidence, boost confidence in vaccines and protect health. Experts fear the opposite is happening.
- A 3-D printed, plastic beaker could help algae grow on Mars
Algae grown under Mars-like conditions could make bioplastic building materials for structures to harbor life in space.
- How much energy does your AI prompt use? It depends
AI models such as ChatGPT consume serious power. Experts break down where that energy goes, and what you can do to help.
- A new diabetes treatment could free people from insulin injections
In a small cell therapy trial, 10 out of 12 people with type 1 diabetes no longer needed supplemental insulin, even a year after treatment.
- A rare chance to see two exploding stars is happening in the southern sky
Exploding stars V462 Lupi and V572 Velorum are best seen from the Southern Hemisphere. One has been spotted from the United States.
- Popular weight-loss drugs may ease migraines too
A GLP-1 drug led to fewer days with headaches, a small pilot study of migraine sufferers shows. It may work by lowering pressure inside the head.
- A new ‘eye’ may radically change how robots see
The system contains a sensor, chip and tiny AI model inspired by biological eyes and brains and uses a tenth of the energy of a camera-based system.