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כתבות אחרונות מאתר 'Phys'
Phys

Powerful waves lash California coast as storm threatens more damage‎

Powerful waves thrashed communities along California's southern coast Friday, damaging homes and sending water cascading through streets as residents braced for more potential damage wrought by Tropical Storm Rachel.

15:28
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Phys

Tsunami alert after major earthquake rocks Panama‎

A magnitude 7.7 earthquake jolted Panama on Friday, setting off panic in the capital city and warnings of dangerous tsunami waves.

15:28
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Phys

Isaias downgraded to post-tropical cyclone after landfall in Florida‎

Isaias weakened from a hurricane to a post-tropical cyclone early Saturday after it made landfall in northwestern Florida, where it lashed the U.S. Gulf Coast with heavy rain and strong winds, the National Hurricane Center (NHC) said.

15:17
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Phys

Why some young ants start hunting and caring for others early‎

Some insects, including honeybees and ants, live in highly organized colonies where individuals take on specific roles. In many ant societies, young adult workers typically care for developing young inside the nest before beginning to forage, or search for food, outside it. Some ant species, however, start hunting for food as soon as they reach adulthood, without undergoing a transition period.

15:06
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Phys

New catalyst enables lower-temperature methane conversion with sustained performance‎

Oxidative coupling of methane (OCM) is a chemical reaction that directly converts methane and oxygen, the main components of natural gas, into higher-value hydrocarbons such as ethane and ethylene. However, the reaction presents a fundamental selectivity challenge.

15:06
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Phys

Wildfire smoke shuts schools in Amazon's biggest city‎

The largest city in the Brazilian Amazon, Manaus, closed public schools on Friday as smoke from hundreds of wildfires blanketed the metropolis amid an intensifying El Niño event.

15:06
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Phys

Hybrid quantum computer observes foundational quantum effect in a new setting‎

Physicists in the Department of Physics at the University of Oxford have used a hybrid quantum computer, made up of qubits and quantum oscillators, to observe the Aharonov–Bohm effect in a quantum simulation. The effect is a quantum phenomenon in which a particle can acquire a measurable phase by traveling around a magnetic flux, even though it never passes through a region where a magnetic field is present.

14:04
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