Renewable energy is now cheap—what’s next?
Ars will be at the UN's Climate Week to help find out—watch live. Enlarge (credit: wera Rodsawang) A decade ago, our present renewable energy situation was unimaginable. Most projections had wind and solar as niche.....»»
Prime Big Deal Days Projector Deals 2024: Big deals on cheap projectors
With Amazon Prime Big Deal Days here, we've picked out all the best projector deals with something for every budget catered for......»»
X-rays advance understanding of Earth"s core-mantle boundary and super-Earth magma oceans
Researchers at the Department of Energy's SLAC National Accelerator Laboratory have revealed new details about Earth's core-mantle boundary and similar regions found in exoplanets......»»
A new tool for faster, more in-depth analysis of nuclear properties and mass data
A significant advancement in nuclear-data analysis has been achieved, which is relevant for several key areas, ranging from particle and nuclear physics to clean energy and health care. Researchers have developed a new tool to process nuclear data in.....»»
Hexagonal magnetic defects could lead to energy-efficient neuromorphic computing
Artificial intelligence applications are experiencing a boom and expected to be mainstream technologies in the near future. However, these applications run on classic computing hardware and are extremely power-hungry......»»
Grab this cheap Samsung soundbar while it’s 40% off
Get immersed in virtualized surround sound with the Samsung HW-B650 3.1 Soundbar with Wireless Subwoofer, now on sale at Best Buy for $230!.....»»
Tesla plans four new batteries in 2026, including for robotaxi, The Information reports
Tesla plans four new batteries in 2026. Tesla sources most of its EV batteries from other companies, including Panasonic Energy and LG Energy but wants to ramp up production of its 4680 battery cells......»»
Methane emissions from dairy farms higher than thought—but conversion to biogas could reduce emissions
New research has found methane emissions from slurry stores on dairy farms may be up to five times greater than official statistics suggest—and highlights the huge potential for turning them into a renewable energy source......»»
As the Advanced Photon Source upgrade nears completion, scientists anticipate experimental possibilities
In June, X-rays began to shine again at the U.S. Department of Energy's (DOE) Advanced Photon Source (APS), a facility where intense, directed X-ray light beams are used to inspect everything from materials for better solar cells and batteries to ant.....»»
Report: Global drought threatens food supplies and energy production
In July 2024, global temperatures reached unprecedented levels, breaking historical records with an average of 17.16°C. This extreme heat has led soil water to evaporate, leaving the vegetation and biodiversity more fragile and under stress in many.....»»
Researchers develop Biodiversity Digital Twins to model our planet"s life
Biodiversity is essential for the processes that support all life on Earth. It provides critical resources such as food and energy, and supports ecosystem health. However, climate change, deforestation, and pollution are destroying habitats, altering.....»»
Ukraine Is Decentralizing Energy Production to Protect Itself From Russia
The Energy Act for Ukraine Foundation is equipping schools and hospitals with solar panels and energy storage systems to nullify Russian attacks on the country's power plants......»»
These Record-Breaking New Solar Panels Produce 60 Percent More Electricity
Experimental cells that combine silicon with a material called perovskite have broken the efficiency record for converting solar energy—and could eventually supercharge how we get electricity......»»
Influence of a black hole"s spin: First evidence of precession in ultraluminous accretion disks
Gas swirls around a black hole due to its intense gravity, forming an accretion disk. These accretion disks, being among the most efficient energy conversion mechanisms in the universe, emit light and plasma jets. When a black hole spins on its axis,.....»»
Surprising amount and variety of gamma radiation is produced in large tropical thunderstorms, observations reveal
In the 1990s, NASA satellites built to spot high-energy particles coming from supernovas and other celestial-sized objects discovered a surprise—high energy gamma radiation bursts coming from right here on Earth......»»
Smoke from megafires puts orchard trees at risk: Effects last months, reducing nut yields
Long-term smoke exposure from massive wildfires lowers the energy reserves of orchard trees and can cut their nut production by half, researchers at the University of California, Davis, found. The smoke can affect trees for months after a megafire, d.....»»
Q&A: Extreme weather is disrupting lives in southern Africa—new policies are needed to keep the peace
Over the past decades, heavy and more frequent rainfall and dry spells in southern Africa have caused loss and damage to agriculture, livestock, the energy sector, food security and nutrition......»»
Transforming seaweeds into raw materials for aviation fuel and pharmaceuticals
A new technology has been developed to convert common seaweeds such as Kkosiraegi, which are often used in cooking, into high-quality sources for both bio-aviation fuels and energy storage devices. The results were published in the Chemical Engineeri.....»»
A new and unique fusion reactor comes together due to global research collaboration
Like atoms coming together to release their power, fusion researchers worldwide are joining forces to solve the world's energy crisis. Harnessing the power of fusing plasma as a reliable energy source for the power grid is no easy task, requiring glo.....»»
CubeSats, the tiniest of satellites, are changing the way we explore the solar system
Most CubeSats weigh less than a bowling ball, and some are small enough to hold in your hand. But the impact these instruments are having on space exploration is gigantic. CubeSats—miniature, agile and cheap satellites—are revolutionizing how sci.....»»
Super Mario Party Jamboree’s motion-control modes have real Rhythm Heaven energy
In our second hands-on session with Super Mario Party Jamboree, we got a quick taste of one of the party game's newly announced motion modes......»»