Solar sails rely upon pressure exerted by sunlight on large surfaces. Get the sail closer to the sun and, not surprisingly, efficiency increases. A proposed new mission called Mercury Scout aims to take advantage of this ...
Space Exploration
Mar 28, 2024
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19
Japan switched off its moon lander almost three hours after a historic touchdown to allow for a possible recovery of the craft when the sun hits its solar panels, the space agency said Monday.
Space Exploration
Jan 22, 2024
0
94
Japan on Saturday became only the fifth nation to achieve a soft Moon landing, but the craft's long-term fate was in doubt after space agency officials said its solar cells were not generating power.
Space Exploration
Jan 17, 2024
2
66
Japan's SLIM space probe entered the moon's orbit on Monday in a major step towards the country's first successful lunar landing, expected next month.
Space Exploration
Dec 25, 2023
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2699
Researchers at the University of Warsaw's Faculty of Physics have superposed two light beams twisted in the clockwise direction to create anti-clockwise twists in the dark regions of the resultant superposition. The results ...
Optics & Photonics
Nov 20, 2023
13
513
Man's best friend is as treat-obsessed as we all thought.
Plants & Animals
Oct 17, 2023
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1
Tennis has a fuzzy yellow problem most players don't think about when they open can after can of fresh balls, or when umpires at U.S. Open matches make their frequent requests for "new balls please."
Environment
Sep 6, 2023
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13
Although I have played tennis my whole life, I found a special appreciation for it during the pandemic as it was one of the few outdoor, socially-distanced sports I could play with my classmates at Columbia University. Our ...
Environment
Aug 6, 2021
1
33
Olivia Hinerfeld's dog Lincoln and Kate Hilts' cat Potato have something in common: They both like to interrupt Zoom calls as their owners work from home.
Veterinary medicine
Dec 31, 2020
1
15
It becomes annoyingly easy to knock over a shampoo bottle when it's nearly empty. This is an easily observed and curiosity-provoking phenomenon that, according to Lehigh University physics professor Jerome Licini, yields ...
General Physics
Mar 2, 2020
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