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May the Fourth be with you, Star Wars fans! Did you know that engineers are exploring propulsion methods that could enable longer-distance travel just like hyperspace? Maybe someday someone (other than Han Solo) will complete the Kessel Run in 12 parsecs. sciencenews.org/article/star-w…

Dietary supplements are already lightly regulated. Now, the FDA is weighing whether to allow new ingredients in these products — including buzzy peptides. sciencenews.org/article/peptid…

A newly discovered organelle, the hydrogenobody, found in protozoa living in cattle rumens, may hold the key to reducing methane emissions from cow burps. sciencenews.org/article/cows-m…

Seismic data captured North American cities holding their breath during the April 8, 2024, total solar eclipse. sciencenews.org/article/seismi…,

The treatment seeks to repair fetal spines and heal damage done in the womb. sciencenews.org/article/prenat…

Instead of reining in the booming peptides market, the FDA appears to be letting it grow. Experts have concerns. sciencenews.org/article/peptid…

Cattle exhale methane, a major greenhouse gas. Now researchers have found a tiny organelle in organisms living in cattle’s rumens that kicks off the emissions. sciencenews.org/article/cows-m…

Through October 12, visitors can go on a scavenger hunt at the U.S. Botanic Garden to find blooms representing all 50 states, the District of Columbia and U.S. territories. sciencenews.org/article/americ…

As of 2025, 1 in 5 doctors worldwide used AI for a second opinion on complex cases, and over half want to use it for this purpose. But how well the technology works in a medical setting has been debated. sciencenews.org/article/ai-hel…

Tiny crystals suggest extinct volcanoes could still grow underground, a finding that could reshape how scientists assess eruption risk. sciencenews.org/article/extinc…

The candidate system appears chemically pristine just 450 million years after the Big Bang. sciencenews.org/article/first-…

The Nu ring seems to be fed by unknown rocky bodies, whereas the Mu ring appears rich in water ice and linked to the moon Mab. sciencenews.org/article/uranus…

Could peptides someday be purchased in the supplement aisle? With the FDA reconsidering their regulation, it’s possible. sciencenews.org/article/peptid…

An AI reasoning model performed better than human doctors at reaching a diagnosis. “We’re witnessing a really profound change in technology that will reshape medicine,” says study author Arjun Manrai. sciencenews.org/article/ai-hel…

As cattle and other cud-chewers break down grass, microbes in their first stomach make the greenhouse gas methane. Researchers have just discovered an organelle in microbes that kicks off the process. sciencenews.org/article/cows-m…

Science News had the opportunity to take a tour on opening day. Experts showed us over a dozen burgeoning blossoms and gave us their backstories. sciencenews.org/article/americ…

A seismic hush fell over cities where the eclipse brought human activity to a standstill. sciencenews.org/article/seismi…

The new technique attempts to heal nerve damage caused by spina bifida, a disabling birth defect. sciencenews.org/article/prenat…

What does a volcano have in common with espresso? Read and find out. sciencenews.org/article/perfec…

Peptides are taking the wellness world by storm. As the FDA considers expanding access further, experts say consumers should be cautious. sciencenews.org/article/peptid…