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Chasing sparks: Unraveling a 50-year-old X-ray mystery

A U.S. National Science Foundation-supported team recently solved an enduring physics enigma, revealing new information about how X-rays form during…
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In the foreground, a brown and white caribou walks through snow from right to left, followed by a smaller, lighter caribou. Behind them, two more caribou stand along the skyline. The ground is snow-covered and small boulders and shrubs are scattered throughout.

Migration memory: How caribou adapt to changing winter conditions

U.S. National Science Foundation-supported research shows that caribou will optimize their migration path based on their collective memories. Caribou…
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Desert woodrat sitting in some brush

When the only thing you can eat can kill you, having more gene copies can help

According to research supported by the U.S. National Science Foundation, gene duplications being selected over evolutionary time — not the…
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artist’s impression of the bright

'Far out' blazar discovery suggests early universe had more supermassive black holes than previously thought

Scientists have discovered the most distant and therefore oldest blazar ever seen. Labeled J0410–0139, the blazar is at the center of a galaxy 12.9…
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3D model of a human heart

AI vs. supercomputers: New AI-based method solves complex equations faster and uses less computing power

A new artificial intelligence-based method quickly solves complex math equations used broadly across many industries — and it's faster running on a…
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colorful web of wispy gas filaments

Scientists devise new method to detect permanent distortions in space-time left by massive supernova explosions

Scientists have presented a new way to detect permanent distortions in the fabric of space-time predicted to be caused by certain supernovae…
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Portable, smart health diagnostic using paper-based sensors

Paper-based sensors may lead to rapid detection of heart attacks

When individuals experience acute myocardial infarction, also known as a heart attack, time is precious. Detection and diagnosis of a heart attack…
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Group picture of National Medal of Science and National Medal of Technology and Innovation ceremony

NSF congratulates recipients of the prestigious National Medal of Science and National Medal of Technology and Innovation awards

President Joe Biden revealed the newest honorees of the recipients of the National Medal of Science and the National Medal of Technology and…
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landscape of snow covered mountains

Studying cold fog in mountainous terrains

When air temperatures drop to 0 degrees Celsius or below, cold fog can form and disguise a landscape, posing challenges for drivers and pilots. Cold…
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