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Phys.org / A new record holder for the world's oldest amber discovered in China

Paleontologists in China have discovered the oldest chemically verified amber ever found, dating to 385 million years ago. That's approximately 140 million years before dinosaurs roamed Earth. The previous record holder was ...

22 hours ago
Tech Xplore / India launches first hydrogen-powered train in clean energy push

India launched its first hydrogen-powered train Friday, joining a small group of nations testing the technology as part of efforts to decarbonize rail transport and cut dependence on fossil fuels.

3 hours ago
Phys.org / Scientists invent new board games to reveal how we tackle the unknown

Playing board games can be fun, challenging, infuriating and a great way to pass the time. They can also help scientists understand how we solve new problems.

20 hours ago
Tech Xplore / China's Xi says AI should not be dominated by one country

Artificial intelligence should not be dominated by a single country, China's President Xi Jinping said Friday at a major technology conference in Shanghai, urging international cooperation on its development.

3 hours ago
Tech Xplore / India launches first hydrogen-powered train built in the country to expand clean energy on railways

India rolled out its first Indigenously built, hydrogen-powered train on Friday, a move aimed at expanding the use of clean energy in its vast rail network.

3 hours ago
Phys.org / Wildfire smoke makes air unhealthy from the US Midwest to East Coast. Officials say stay inside

Heavy, pungent wildfire smoke darkened skies in the U.S. on Thursday from the Great Lakes to parts of the East Coast, reducing visibility and prompting warnings that breathing the air outside could be dangerous.

3 hours ago
Phys.org / SpaceX Starship launch aborted on the pad at the last moment

SpaceX's mega Starship rocket came within a second or so from blasting off on a test flight Thursday, but some of the engines failed to ignite, triggering a launch abort amid billowing clouds of smoke and vapor.

3 hours ago
Tech Xplore / Fed probe suggests Tesla's self-driving feature wasn't to blame in crash that killed a grandmother

Federal safety investigators looking into a runaway Tesla that killed a grandmother in her home say the driver had pressed the accelerator to full speed, suggesting the vehicle's self-driving software was not to blame.

3 hours ago
Medical Xpress / ECT-like stimulation unlocks lasting immature-like state in adult mouse neurons

A research team at Fujita Health University led by Professor Tsuyoshi Miyakawa has uncovered a novel mechanism of cellular plasticity in which repeated neuronal stimulation can durably alter the identity of mature neurons. ...

3 hours ago
Phys.org / Single fission experiment maps excess gamma rays from more than a dozen unstable nuclei

In a single experiment, physicists have measured the "excess" emission of high-energy gamma rays from more than a dozen heavy, unstable atomic nuclei. Mapping the gamma-ray emissions of so many isotopes produced in nuclear ...

15 hours ago
Phys.org / Graphene nanoribbons survive gamma radiation, revealing potential sensors for fusion reactors

University of Arizona researchers have demonstrated a promising new application for graphene nanoribbons, a nanoscale semiconductor material with the potential to withstand extreme environments. The team's findings could ...

16 hours ago
Phys.org / Webb telescope discovers hidden planet in famous star system

Astronomers using NASA's James Webb Space Telescope have discovered a giant planet outside our solar system, called an exoplanet, hiding within one of the most intensely studied planetary systems in the Milky Way galaxy.

22 hours ago