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Francis Halzen was honored with the 2026 Nobel Prize in physics by the Royal Swedish Academy of Sciences.

Nobel Prize in physics awarded to Francis Halzen for his work detecting ‘ghostly’ cosmic particles

By Issy Ronald, Katie Hunt, CNN (CNN) — The 2026 Nobel Prize in physics has been awarded to Francis Halzen, a pioneering Belgian astrophysicist whose work developing a massive observatory in Antarctica to detect “ghostly” cosmic particles laid the foundations for an “entirely new type of astronomy.” These tiny, high-energy particles from space, known as

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An artist’s interpretation depicts Beta Pictoris b (right) as it orbits its host star. The giant exoplanet was the source of a recently detected radio signal.

Radio signal detected for the first time from a planet outside our solar system

By Jacopo Prisco, CNN (CNN) — Astronomers say they have directly detected the first-ever radio emission from a planet outside the solar system. The signal, however, is evidence of a colossal magnetic field — not intelligent life. “I know radio signals are associated with searches for extraterrestrial intelligence,” said Edo Berger, a professor of astronomy

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An emperor penguin (left) and Adélie penguins stand together on drifting ice on December 15

Scientists deliver ‘starkest warning yet’ of profound changes sweeping the planet’s oceans

By Laura Paddison, CNN (CNN) — The oceans are warming at an alarming pace, bringing far-reaching consequences for which the world is unprepared, according to a report by more than 100 international scientists. The tenth Copernicus Ocean State Report, published Wednesday, draws on more than four decades of data from satellites, buoys and sensors to

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A lock of hair taken from Thomas Jefferson on the day of his death on July 4

DNA evidence from Thomas Jefferson’s hair reveals the truth about his relationship with Sally Hemings

By Mindy Weisberger, CNN (CNN) — Opening a Bible that once belonged to Thomas Jefferson, staff at the Smithsonian National Museum of American History in 2011 discovered a reddish-blond hair pressed between the pages. That hair, suspected to have belonged to Jefferson himself, launched a DNA investigation spanning more than a decade that’s now providing

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The red-legged seriema

Scientists identify two of the world’s noisiest birds – and they’re as loud as a jackhammer

By Amarachi Orie, CNN (CNN) — There are two new contenders for the world’s loudest bird – and scientists are not being quiet about it. Researchers at the University of Massachusetts Amherst found that the bare-throated bellbird and the red-legged seriema both create songs at amplitudes above 120 decibels, according to a study published Tuesday

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