Solar Sails and Comet Tails: How Sunlight Pushes Stuff Around
It seems crazy, but light actually exerts a physical force on objects. It could power a new generation of spacecraft for deep-space missions......»»
Solar wind power likely governs Uranus" thermosphere temperature
Uranus's upper atmosphere has been cooling for decades—and now scientists have shown why. Observations from Earth have shown Uranus' upper atmosphere has been cooling for decades, with no clear explanation......»»
K-12 Maker Lab at MIT Helps Get Maker Projects in Your Classroom
“How is this making to learn and not just making stuff?” Maker projects can engage students and improve learning experiences in K-12 academic classes. Integrating open-ended, hands-on, creative activities with cool tools in an academic classroom.....»»
Kinetic Alfvén waves may be key to mystery of solar corona heating
Syed Ayaz, a researcher at The University of Alabama in Huntsville (UAH), has published a paper in Scientific Reports that builds on an earlier first-of-its-kind study that examined kinetic Alfvén waves (KAW) as a possible explanation for why the so.....»»
Clean Energy Is Bringing Electricity to Many in the Navajo Nation
Thousands of homes in Navajo and other tribal lands don’t have access to electricity. A $200-million federal funding effort aims to fix that problem with solar power and other clean energy.....»»
Scientists compile library for evaluating exoplanet water
By probing chemical processes observed in the Earth's hot mantle, Cornell scientists have started developing a library of basalt-based spectral signatures that not only will help reveal the composition of planets outside of our solar system but could.....»»
Everything on Amazon’s new ‘Haul’ store costs less than $20
Amazon has just launched a new store full of stuff costing no more than $20, though orders could take up to two weeks to arrive......»»
Agrivoltaics for sustainable food, energy and water management in East Africa
Combining solar power production with agriculture can significantly boost crop yields, conserve water and generate low-carbon electricity for areas particularly vulnerable to climate change, a new study has shown......»»
The rise of color vision in animals: Study maps dramatic 100-million-year explosion in color signals
Colors are widely used in communication within and among animal species. For example, peacocks proudly display their vibrant tails, adorned with iridescent eyespots, to attract peahens for courtship. This is a classic example of sexual selection usin.....»»
A green, scalable synthesis approach addresses the challenges of semiconductor-based photocatalysis
Solar-driven photocatalytic water splitting offers a sustainable route for hydrogen production. Researchers have explored various semiconductors, but challenges like bandgap limitations and carrier recombination persist......»»
9to5Mac Gift Guide: Zac’s bag of 2024 tech
Every great holiday gift guide deserves a punchy theme that captures your attention and inspires your gift giving season. My theme this year? Stuff I received to review but haven’t yet, and stuff I honestly use daily. What… the smart home gift gu.....»»
Bioinspired hydrogels harness sunlight: A step closer to artificial photosynthesis
Mimicking how plants convert sunlight into energy has long been a dream for scientists aiming to create renewable energy solutions. Artificial photosynthesis is a process that seeks to replicate nature's method, using sunlight to drive chemical react.....»»
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......»»
Score this portable solar charger for only $20 at Walmart
Don’t fret over dead phones in the wilderness anymore? This 20,000mAh Solbowpen solar charger will save the day, and right now, it’s only $20 at Walmart!.....»»
Metal Slug Tactics gives turn-based strategy a hyper-stylized shot of adrenaline
It's a little rogue-lite, it's a bit '90s arcade, and it's surprisingly deep. Metal Slug Tactics pushes hard on the boundaries of the vaunted run-and-gun arcade series. You can ru.....»»
Final Venus flyby for NASA"s Parker Solar Probe queues closest sun pass
On Wednesday, Nov. 6, 2024, NASA's Parker Solar Probe will complete its final Venus gravity assist maneuver, passing within 233 miles (376 km) of Venus's surface. The flyby will adjust Parker's trajectory into its final orbital configuration, bringin.....»»
Chinese solar firms, ever-nimble, go further afield where US tariffs don"t reach
Chinese solar firms, ever-nimble, go further afield where US tariffs don"t reach.....»»
Aptera’s 3-wheel solar EV hits milestone on way toward 2025 commercialization
Aptera just completed a successful test drive of PI-2, the first production-intent version of its futuristic-looking two-seater, three-wheel solar EV......»»
Aptera’s 3-wheel solar EV hits milestone towards 2025 commercialization
Aptera just completed a successful test drive of 'PI-2', the first production-intent version of its futuristic-looking two-seater, three-wheel solar EV......»»
Cloud-inspired method of guiding light: Waveguiding mechanism could provide new ways to look inside the human body
Scientists have taken inspiration from the way sunlight passes through clouds to discover an entirely new way of controlling and guiding light......»»
Solar milking tech boosts dairy farms in Malawi
When Robert Mbendera started out as a small-scale dairy farmer in rural Malawi 20 years ago, milking the one cow he owned was an arduous, time-consuming process......»»