NASA Confirms Brightening Comet SWAN Could Be Visible With Binoculars: When and Where to See It

Published

7 hours ago

October 20, 2025

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Comet SWAN (C/2025 R2), discovered via NASA’s SOHO spacecraft, is rapidly brightening as it nears its October 20–21 Earth flyby. Skywatchers should look to the western horizon after sunset to spot its vivid green coma and tail — possibly visible to the naked eye in dark conditions.

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Global Projects Aim to Save Sinking Cities From Rising Seas and Climate Change

Published

5 hours ago

October 20, 2025

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From Jakarta to Virginia, cities are adopting innovative ways to fight land sinking — from China’s sponge city initiative to the U.S. SWIFT program and European wet farming — offering real hope that urban landscapes can rise again and restore natural balance.

Science

Mysterious Asteroid Impact Found in Australia, But the Crater is Missing

Published

1 day ago

October 19, 2025

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Scientists have identified 11-million-year-old glass fragments in South Australia that record a massive asteroid impact never before known. Despite the event’s magnitude, the crater remains undiscovered, raising new questions about how often large asteroids have struck Earth and their role in shaping its surface.

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Ryugu Samples Reveal Ancient Water Flow on Asteroid for a Billion Years

Published

2 days ago

October 18, 2025

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Microscopic samples from asteroid Ryugu reveal that liquid water once flowed through its parent body long after its formation. The finding, led by University of Tokyo scientists, suggests that such asteroids may have delivered far more water to early Earth than previously thought, offering a new perspective on how our planet’s oceans originated.