Only a scattering of light penetrates the deep water, more than 300 feet beneath the ocean surface off the coast of Guam. It’s like twilight to the human eye, even in the middle of the day.
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Only a scattering of light penetrates the deep water, more than 300 feet beneath the ocean surface off the coast of Guam. It’s like twilight to the human eye, even in the middle of the day.
…

Stack ’em high… “DiskSat is a lightweight, compact, flat disc-shaped satellite designed for optimizing future rideshare launches,” the Aerospace Corporation said in a statement. The DiskSats are 39 inches (1 meter)…

December 19, 2025
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Offshore Wind Farm in China Becomes a Haven for Oysters, Barnacles, and More, Study Finds
A wind farm off the coast of China appeared to boost fish numbers and supported colonies of oysters and…

NEW ORLEANS — There’s about a 4 percent chance that a building-sized asteroid will hit the moon in 2032. Moreover, there’s about a 1 percent chance that the asteroid, dubbed 2024 YR4, will not only strike the moon but also scatter…

We’ve watched it speed through the solar system using the most powerful telescopes in human history. We’ve studied its light with probes whipping around the sun and robots marooned on Mars. Countless eyes watched it make its closest approach to…

In mythology, the whale’s belly represents a place of death and rebirth, a watery abyss in which one must face one’s own darkness before emerging transformed. In reality, being swallowed by a whale is nigh-on impossible – though there is…

Around 130 million years ago, the ocean’s most dominant hunters held far more power than any marine predator alive today. Recent research from McGill University reveals that during the Cretaceous period, some sea creatures sat at the very top…

A review by the American Heart Association Cardiovascular Disease Prevention Committee strengthens the case that keeping our gums healthy helps protect against heart disease.
Informed by a decade’s worth of literature that includes genetics…

Solve the crossword from our January 2026 issue, in which we take a crack at geological principles

Research conducted by two physicists from the National Institute of Standards and Technology (NIST) in the US reveals that clocks on Mars tick 477-millionths of a second (or 477 microseconds) faster per day, on average, compared to Earth…