GAIA is a scanning transmission electron microscope with a built-in system to cool samples to ultra-low temperatures with liquid helium. Credit: Cameron Johnson When it comes to imaging materials, the colder the sample is, the better. At room temperature, atoms hum with thermal energy and appear blurry in images, but at ultra-cold temperatures, near absolute
In almost 30 countries, energy prospectors are hunting for a potential game changer in the quest to fight global warming. Their quarry is hydrogen gas trapped deep underground in hidden deposits. They hope to find big reservoirs of this geological hydrogen — substantial enough that the gas could become a green replacement for fossil fuels.
UNITED NATIONS — The United States is urging beefed-up U.N. sanctions against the warring parties in Sudan to build pressure on them to negotiate an end to the fighting that has killed at least 59,000 people, displaced some 13 million and pushed many parts of the African nation into famine. President Donald Trump’s senior adviser
Spur Intelligence, a Lake Mary, Florida-based cybersecurity startup, has raised a $200 million round led by Insight Partners. Spur, founded by two former Department of Defense engineers in 2017, five years before the public launch of ChatGPT, was prescient. The startup’s technology helps companies distinguish legitimate human users from increasingly hidden bot traffic to help
The poignant pull of nostalgia hits Gen Z hardest, according to a study involving three generations of consumers in the US, UK and Australia. “Then is Now: A Study of Modern Nostalgia” surveyed 1,800 people, evenly divided between the US, UK and Australia and among Generation X, Millennials and Generation Z consumers. The study was
