Surface treatment makes aluminum antiviral and antibacterial

[Science]( [Surface treatment makes aluminum antiviral and antibacterial]( [The technology is aimed at use on items such as hospital door handles]( If there's one place where you don't want viruses or harmful bacteria to be present, it's in hospitals, where people are already vulnerable. A new process could help, by allowing aluminum surfaces in such buildings to kill the bugs. [Read more]( Special Promotion for New Atlas Readers [SparkMaker 3D Printer Starter Bundle]( SparkMaker gives you high-quality 3D printings at an affordable price. User-friendly, this printer supports offline printing and has an amazing ability to print in hi-res. Simply insert an SD card, press print and watch your creation take shape. [Read more]( [Outdoors]( [Gerber's Prybrid Utility knife sneaks 7 extra tools onboard]( [The Prybrid Utility is priced at US$25]( Designed for safety and simplicity, the trusty utility blade is popular tool for anyone with regular cutting tasks, but the latest from Gerber Gear features a few extra tricks up its sleeve, with a total of eight tools onboard. [Read more]( [Outdoors]( [Thule roof-top tent makes for fast, light camping and gear shuttling]( [The Thule Tepui HyBox Wedge will launch in June 2020]( Following up on the Tepui HyBox roof tent/cargo box, Thule brings an even more convenient HyBox design to market. The new HyBox Wedge adds a few extra hinges, making for hassle-free late-night set-ups and instant early-morning breakdowns. [Read more]( [Space]( [NASA's historic SpaceX Demo-2 launch scrubbed due to bad weather]( [The SpaceX Falcon 9 and Crew Dragon spacecraft with the walkway retracted]( NASA and SpaceX were forced to scrub the Demo-2 mission 17 minutes before its scheduled liftoff. The first manned mission to launch from American soil since 2011 and the first commercial manned launch was called off due to storm conditions. [Read more]( [Materials]( [Synthetic version of natural antifreeze used in longer-lasting concrete]( [A sample of regular cement paste shows damage after freeze-thaw cycling (a) as compared to a sample containing the additive (g)]( As readers who live in cold climates will likely already know, winter is not kind to concrete. That could be about to change, though, thanks to a polymer additive that mimics natural antifreeze. [Read more]( [Aircraft]( [EHang air taxi approved for heavy-lift air logistics in China]( [EHang's 216 autonomous aerial vehicle is now approved to carry over 150 kg of cargo]( EHang has achieved another important milestone in its effort to make its passenger-grade autonomous aerial vehicles a common sight in the skies. The CCAC has granted permission for the air taxis to be used for heavy-lift logistics. [Read more]( [Wearables]( [Multi-function e-glasses track the brain, eyes and more]( [The prototype electronic glasses – there's currently no word on whether they may someday reach production]( We've already seen electronic glasses that watch the wearer's diet and automatically change focus, among other things. An experimental new pair monitors the user's health, lets them control games, and switch to being sunglasses as needed. [Read more]( [Science]( [Ozone depletion triggered mass extinction during the Age of Fishes]( [Life on Earth is ordinarily protected from harmful solar emitted UV radiation by our planet's thick atmospheric shell]( A new study has revealed that a cataclysmic disruption of Earth’s protective ozone layer may have allowed damaging levels of ultraviolet (UV) radiation to saturate the Earth 359 million years ago, triggering a global mass extinction. [Read more]( [Science]( [Yale study discovers brain network responsible for feelings of stress]( [A new study suggests connectivity between the hippocampus and other brain regions determines our acute feeling of stress]( New research is offering insights into how our brains generate acute subjective feelings of stress. The imaging study illustrates exactly which neural network seems to activate sensations of stress, and which neural network suppresses those feelings. [Read more]( [Wearables]( [Tile and Skullcandy join up to let you track your wireless earphones]( [Skullcandy has launched four new true wireless earbuds with tracking technology embedded in them]( You might be used to finding your lost smartphone on a map, but what about your other gadgets? Skullcandy has teamed up with tracking experts Tile to create a new series of true wireless earbuds that you can locate using an app on your phone. [Read more]( [Computers]( [Raspberry Pi 4 doubles down on system memory]( [The 8 GB Raspberry pi 4 model goes on sale from May 28 for $75]( Almost a year after the Pi 4 went on sale, the Raspberry Pi Foundation has doubled the maximum memory option to 8 GB, while also renaming the default operating system and releasing a 64-bit beta OS image. [Read more]( [Good Thinking]( [MIT's search and rescue algorithm could quickly find those lost at sea]( [The MIT team set out to develop an improved method for tracking lost objects at sea by focusing on what it refers to as hidden “traps"]( Researchers at MIT have developed a new algorithm that takes stock of ocean conditions to determine in real-time where stranded items and people are likely to appear, which could give the efficiency of search and rescue operations a big boost. [Read more]( [Medical]( [Blocking molecule could prevent "slow burn" organ transplant rejection]( [Blocking a certain molecule could help prevent transplanted organs from being rejected]( In organ transplants, rejection by the recipient's immune system is a risk. Now researchers at Yale have discovered a molecule that plays a role in triggering a slow-acting type of rejection, which could be blocked to give patients a better outlook. [Read more]( [Science]( [Microbial cyborgs turn bacteria into power sources]( Researchers at the Karlsruhe Institute of Technology in Germany are developing a way to harness electricity generated by a bacteria, a concept that may one day see smartphones running on electricity supplied by microscopic cyborgs. [Read more]( [Medical]( [Tag team of molecules boost motor function in Parkinson's study]( [A research team has uncovered a pair of molecules that offer a promising pathway forward for treating Parkinsons's disease]( Scientists at Harvard University and Singapore’s Nanyang Technological University have uncovered a pair of molecules with the ability to boost dopamine production in mice with Parkinson’s disease, greatly improving their motor function as a result. [Read more]( [Health & Wellbeing]( [Study finds hemorrhagic brain disease caused by gut bacteria metabolite]( [Expanding on prior animal studies, new research has affirmed in human subjects the connection between the development of brain lesions and the gut microbiome]( A study is offering the first evidence of a causal link between gut bacteria and neurovascular disease. It suggests a microbial metabolite can travel through the bloodstream, reach blood vessels in the brain and expedite the development of lesions. [Read more]( [Space]( [One mystery solves another: Fast radio bursts detect missing matter]( [The antenna of ASKAP, in the Western Australian desert, helped detect the fast radio bursts used in this study]( We still don’t know where most of the universe's regular matter is. Now, an international team of astronomers has developed a creative new method to detect this missing matter, using the equally-mysterious fast radio bursts. 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