Skin is a barrier meant to keep small invaders out. Products making their way across it should boost that mission.

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You are participating in a holiday gift exchange with a few classmates. You each write down your own name on a slip of paper and fold it up. Then all the students place their names into a single hat.

Simple chemistry could give the reindeer his famously bright snout. But physics would make it look different colors from the ground.

A machine learning analysis of wild lion audio reveals they have two roar types, not one. This insight might help detect where lions are declining.

Funding uncertainties are pushing U.S. space scientists out of the field and putting existing and future space missions on the chopping block.

People with Gulf War Illness found relief from migraines after a month on a low-glutamate diet, hinting at a new way to ease symptoms.

The moss species Physcomitrium patens is the latest organism to survive an extended stay in the vacuum and radiation of space.

The mRNA platform offers the advantage of faster vaccine production, which could allow more time to decide on which flu strains to cover.

Polar marine ecologist Marianne Falardeau investigates how Arctic ecosystems are shifting under climate change.

In 2025, the Trump administration froze or ended about 5,300 NIH and NSF research grants totaling over $5 billion in unspent funds, a decision that reshaped many fields of science.

Recent U.S. decisions about vaccines signal bigger changes to come that could threaten the foundation of the national childhood immunization schedule.