Magnetic bacteria: Microorganisms can help to extract dangerous heavy metals from wastewater
A research team at the Helmholtz-Zentrum Dresden-Rossendorf (HZDR) has managed to purify water containing uranium using a special kind of bacteria known as magnetotactic bacteria. The name derives from their ability to react to magnetic fields. They.....»»
Nations to submit boosted climate plans: what"s at stake?
Nations have begun setting carbon-cutting targets for the decade ahead, and how ambitious these pledges are could make or break global efforts to avoid dangerous levels of climate change......»»
Ars Live: Our first encounter with manipulative AI
On Nov. 19, join Benj Edwards and Simon Willison's live YouTube chat about the "Great Bing Chat Fiasco of 2023." In the short-term, the most dangerous thing about AI language mode.....»»
Study reveals why carbon boosts metal nanoparticle catalysts
Precious metals play an important role in the chemical industry as catalysts: With the help of silver, platinum, palladium or other elements, chemical reactions can take place that would otherwise not progress or would only progress at a much lower r.....»»
Team reveals how current sheets in turbulent plasma form in Earth"s magnetosheath
Magnetic reconnection is a fundamental physical process in plasmas, through which the magnetic energy is converted into plasma kinetic energy and thermal energy rapidly. Current sheets in turbulent plasma are the key trigger for magnetic reconnection.....»»
Tom Cruise risks it all to save the world in Mission: Impossible 8 teaser trailer
In the teaser trailer for Mission: Impossible – The Final Reckoning, Tom Cruise prepares for a dangerous expedition that could be his last......»»
A hidden iOS 18.1 upgrade made it harder to extract data from iPhones
According to security experts, Apple added a new feature in iOS 18.1 that puts an iPhone in a special secure mode after a period of inactivity to protect data......»»
SpaceX reveals date for next flight of Starship megarocket
The Elon Musk-led spaceflight company will attempt to catch the Super Heavy booster for a second time as it returns to Earth......»»
Experiment reveals how Earth"s magnetic field influences flow in planet"s core
A trio of physicists, two with Coventry University, in the U.K., and the third with Laboratoire National des Champs Magnétiques Intenses, in France, has demonstrated how Earth's magnetic field may be influencing internal flow, using what they descri.....»»
Pathogens that cling to microplastics may survive wastewater treatment
Wastewater treatment fails to kill several human pathogens when they hide out on microplastics in the water, reports a study led by Ingun Lund Witsø of the Norwegian University of Life Sciences, published November 6, 2024 in the open-access journal.....»»
Scientists use high-energy heavy ion collisions as a new tool to reveal subtleties of nuclear structure
Scientists have demonstrated a new way to use high-energy particle smashups at the Relativistic Heavy Ion Collider (RHIC)—a U.S. Department of Energy (DOE) Office of Science user facility for nuclear physics research at DOE's Brookhaven National La.....»»
Asteroid grains shed light on the outer solar system"s origins
Tiny grains from a distant asteroid are revealing clues to the magnetic forces that shaped the far reaches of the solar system more than 4.6 billion years ago......»»
Soil sampling in Houston"s greater Fifth Ward reveals toxic levels of lead in yards, play areas
Houston, like many American cities, has areas with soil contaminated by non-biodegradable and persistent pollutants such as arsenic, lead, nickel and cadmium, known as heavy metals and metalloids. These are both naturally occurring in the atmosphere.....»»
Secrets and lies: Spies of the Stuart era played a dangerous game in the shadows of an unstable Europe
Stuart monarchs were repeatedly challenged by dangerous threats—a gunpowder plot, a civil war and political revolution. As a result, by the restoration of Charles II in 1660, the English government had come to rely on a shadowy trade of secrets for.....»»
China’s New Heavy Lift Rocket Looks a Whole Lot Like SpaceX’s Starship
The Long March 9 super heavy-lift rocket made an appearance at a major airshow recently—and looks awfully familiar......»»
Another way to extract energy from black holes?
The gravitational field of a rotating black hole is powerful and strange. It is so powerful that it warps space and time back upon itself, and it is so strange that even simple concepts such as motion and rotation are turned on their heads. Understan.....»»
Valencia floods: Warming climate is making once-rare weather more common and more destructive, says researcher
In the last few days, a seasonal weather system known in Spain as the "cold drop" or DANA (an acronym of "depresión aislada en niveles altos": isolated depression at high levels) has caused heavy rain and flooding across Spain's Mediterranean coast.....»»
Scientists discover all-optical nuclear magnetic resonance analog with quantum fluids of light
Researchers from Skoltech, the University of Warsaw, and the University of Iceland have demonstrated that by optical means it is possible to excite and stir an exciton-polariton condensate, which emits a linearly polarized light with a polarization a.....»»
Bacteria discovery could accelerate mosquito control schemes
Mosquito larvae grow faster if they're exposed to particular bacteria, according to a new study that could help global health programs......»»
How many trees does it take to cool a city? Researchers develop tool to set urban tree canopy goals
Cities around the globe are increasingly experiencing dangerous heat as urban concrete and asphalt amplify rising temperatures. Tree-planting programs are a popular, nature-based way to cool cities, but these initiatives have been largely based on gu.....»»
Sick of supersized EVs? The 2025 Hyundai Kona Electric hits the spot.
It's not too big, it's not too heavy, and it's very, very efficient. If conventional wisdom were to be believed, the car we're reviewing today should not exist. Automakers are on.....»»