Related topics: physical review letters

Hurricane Michael gets an upgrade to rare Category 5 status

Hurricane Michael, which devastated a swath of the Florida Panhandle last fall, has been upgraded to a Category 5 storm, only the fourth to make recorded landfall in the United States and the first since 1992.

Triplet superconductivity demonstrated under high pressure

Researchers in France and Japan have demonstrated a theoretical type of unconventional superconductivity in a uranium-based material, according to a study published in the journal Physical Review Letters.

Robots that can sort recycling

Every year trash companies sift through an estimated 68 million tons of recycling, which is the weight equivalent of more than 30 million cars.

Shifting Brexit date gives map-makers a headache

In or out? The repeated delays to Brexit are a nightmare for map makers and guidebook printers who have to decide how to depict Britain's relationship with the European Union.

Why the Great Plains has such epic weather

From 78 degrees on Tuesday to snow on Wednesday? Swings like this aren't unusual in the central United States, where weather can quickly shift from one extreme to another. That's especially true in the springtime, when conditions ...

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Pressure

Pressure (symbol: p or P) is the force per unit area applied in a direction perpendicular to the surface of an object. Gauge pressure is the pressure relative to the local atmospheric or ambient pressure.

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