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Today's briefMars dust may be less abrasive than lunar dust, spacesuit samples suggestphys.org · 14h ago
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Mars dust may be less abrasive than lunar dust, spacesuit samples suggest

Tucked away among its sensors, cameras and navigation tools, NASA's Mars rover Perseverance is wearing small swatches of spacesuit material. A rover doesn't need a spacesuit, but the swatches—each less than a square inch (6.5 square centimeters) in size—serve an important purpose

Brief phys.org · 14h ago · 1 min
Scientists discover the hidden “muscles” trees use to straighten themselves

Scientists have discovered that trees can sense their own shape and straighten their trunks using specialized wood that acts like opposing muscles. This remarkable ability helps trees maintain their posture and could lead to stronger forests, better timber, and more resilient cro

Brief sciencedaily.com · 1d ago · 1 min
Ultracold atoms simulate hard-to-observe matter-antimatter pair production

According to quantum electrodynamics, the theory describing interactions between light and electrically charged particles, a sufficiently strong electric field can, in principle, convert some of its energy into particles and their antimatter partners. A particle's antimatter part

Brief phys.org · 2d ago · 1 min
A mysterious 4,000-year-old wall is rewriting North Africa’s history

A remarkable 4,000-year-old defensive structure discovered in Morocco is rewriting what scientists thought they knew about ancient North African civilizations. The massive fortifications reveal unexpectedly sophisticated prehistoric societies and suggest that the region played a

Brief sciencedaily.com · 2d ago · 1 min
Companies' progress on climate reporting gets lost in the average

Companies are increasingly expected to explain the climate risks and how they are responding. CDP, formerly the Carbon Disclosure Project, is a nonprofit that collects and scores corporate environmental disclosures, including emissions data, climate risks and governance practices

Brief phys.org · 3d ago · 1 min
Award-winning research helps companies keep products where they're needed most

Before a stick of deodorant reaches a consumer's bathroom counter, it moves through a complex supply chain. Raw materials and packaging components are sourced, assembled into a finished product and shipped through warehouses and distribution centers before finally reaching a stor

Brief phys.org · 3d ago · 1 min

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Mars dust may be less abrasive than lunar dust, spacesuit samples suggest

Tucked away among its sensors, cameras and navigation tools, NASA's Mars rover Perseverance is wearing small swatches of spacesuit material. A rover doesn't need a spacesuit, but the swatches—each less than a square inch (6.5 square centimeters) in size—serve an important purpose

phys.org · 14h ago
New restrictions kick in as Delhi battles pollution

Authorities in New Delhi stepped up anti-pollution measures on Sunday, including higher parking fees and work-from-home orders, seeking to curb toxic smog in one of the world's most polluted capitals.

phys.org · 15h ago
How permanent daylight saving time could affect schools

Sleep is fundamental to well-being. Decisions to end semiannual clock changes and remain on permanent daylight saving time (DST) in British Columbia, the Northwest Territories, Alberta, Manitoba and northwestern Ontario have consequences for many Canadians due to potential sleep

phys.org · 19h ago
Heavy hydrogen in 3I/ATLAS's methane points to a frigid birthplace

The interstellar comet 3I/ATLAS carries a chemical clue to conditions in the planetary system of its origin, locked away long before it reached our sun. Its methane signature is unusually rich in heavy hydrogen, suggesting that the comet's frozen ingredients took shape in an inte

phys.org · 19h ago

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