Cosmic “touchdown airbursts” — explosions of comets or asteroids above Earth’s surface — may be far more common and ...
It’s what a Virginia Tech athletics equipment manager asked Stefan Duma, a faculty member at the university’s department of Biomedical Engineering and Mechanics, in 2009. Duma’s team had been working ...
A nuclear winter is a theoretical concept, but if the climate scenario expected to follow a large-scale nuclear war, in which smoke and soot from firestorms block sunlight, came to fruition, global ...
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Astronomers capture shockwaves from nova explosions in high-definition
Astronomers have long struggled to capture the true nature of stellar nova explosions. However, thanks to cutting-edge techniques, a team of scientists has finally been able to observe these cosmic ...
A gamma-ray burst (GRB) — the most energetic type of explosion in the universe since the Big Bang — is detected once every day, on average. But what happened on July 2, 2025, was highly unusual: ...
Which football helmets should I buy? It’s what a Virginia Tech athletics equipment manager asked Stefan Duma, a faculty member at the university’s department of Biomedical Engineering and Mechanics, ...
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