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Betelgeuse, one of the most familiar stars in the sky, may have a hidden companion star orbiting it
Betelgeuse, one of the brightest stars in the night sky, may not be alone. And its potential companion may be responsible for one of the star’s enduring mysteries.
Scientists detect gargantuan 'pimple' that has plagued a star for at least 7 years
A transiting exoplanet has revealed a huge "spot" near the pole of its tiny M-dwarf parent star. The spot has been around at least 7 years and occupies 7% of the sun's surface.
Experts sound alarm on concerning effects of ongoing heatwave: 'This isn't a good sign'
"With reduced numbers already this year, it is making it even worse." Experts sound alarm on concerning effects of ongoing heatwave: 'This isn't a good sign' first appeared on The Cool Down.
Virginia opossums: The American marsupials that have barely changed since the time of the dinosaurs
Their remarkable ability to adapt to different environments, food sources and predators has helped them survive from the time of the dinosaurs to today. The Virginia opossum is the only opossum
NASA Captures Stunning Solar Eclipse from Space
On July 25, 2025, NASA’s Solar Dynamics Observatory (SDO) captured a rare solar eclipse from its vantage point in space. This unique phenomenon, visible only from the SDO’s position, revealed around
Global First: Real-time video directly captures how the Earth’s surface moves during an earthquake
A quiet Friday afternoon in central Myanmar was shattered on March 28, 2025, when a massive magnitude 7.7 earthquake tore through the region. The rupture followed the notorious Sagaing Fault, a
Homo juluensis May Be Part of a New Group of Ancient Humans
Learn more about how to make sense of Asia's confusing hominin fossil record of Homo juluensis, and why scientists proposed a new species.
These Plants Have Come Up With a Peacekeeping Tactic To Prevent Violent Ant Fights
The unusual strategy employed by this plant has caused people to hail it as a peacemaking hero of the Fijian rainforests.
Chunk of Mars sells for $5.3 million at New York auction
NWA 16788 was discovered in Niger in Novermber 2023 and is approximately 70% larger than the next biggest piece of Mars ever found on Earth, according to Sotheby’s.
Astronauts need clean water. That’s an engineering challenge.
Today, NASA recovers over 90 percent of the water used in space. Clean water keeps an astronaut crew hydrated, hygienic and fed.
Science is often inaccessible. This Penn program is teaching scientists to communicate through art.
Christina Simms wouldn’t call herself an artist. The Howard University student was a budding scientist visiting to do research at the Children’s Hospital of Philadelphia. Her main objective was to do
Is autumn already coming? Risk of heavy rain until the beginning of the week
While Sweden and Norway are battling an extreme heatwave, it continues to rain incessantly in Germany. Thunderstorm-like amounts of rain are expected, especially in the south of the country. View on e
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