Binary Gear doubles an MTB's gear ratios, without a front derailleur

[New Atlas logo]( Bicycles [Binary Gear doubles an MTB's gear ratios, without a front derailleur]( [Designed primarily with mountain bikes and gravel bikes in mind, the Binary Gear is compatible with third-party chainrings and pedals]( Even though almost all new mountain bikes now have just one chainring and no front derailleur, it would still be nice to have all those other gear ratios again. The Binary Gear is designed to bring them back, without reintroducing a front derailleur. [Read more]( Special Promotion for New Atlas Readers [Jump start Father's Day with this portable jump starter, now only $110]( No doubt your father would appreciate yet another "World's Best Dad" mug on his special day, but how about something practical this year? This 12V Supercapacitor Jump Starter will have Pops road emergency ready no matter the weather or the vehicle. [Read more]( Automotive [EarthCruiser Evado is a boxy, topo-mastering take on a Ford camper van]( [First look at the all-new EarthCruiser Evado, which will be built on both the Transit AWD and Mercedes Sprinter AWD cab chassis]( EarthCruiser customers have been pining for something less huge truck, more AWD camper van. The company answers with the Evado, a van-based cruiser of earth that marries van-like comfort with the toughness and living space for which EC is known. [Read more]( Health & Wellbeing [Could taurine be the new fountain of youth?]( [Researchers have found that the naturally occurring amino acid taurine appears to play a role in aging in animals]( Aging is an inevitable part of living that many try to roll back. A new study found that a naturally occurring amino acid slowed the aging process in mice, monkeys and worms. And they think it may play a role in human aging, too. [Read more]( Medical [Newly discovered bacterial partnership implicated in dental cavities]( [Microscopic closeup of bacteria with honeycomb structures shown in red and S. mutans shown in green]( Researchers have just found a bacteria that forms superstructures when it gets caught in sticky traps made by other bacteria, helping it erode enamel and form cavities. The finding could lead to new ways to keep our teeth clear of the invaders. [Read more]( Bicycles [70-mile commuter ebike designed to conquer the concrete jungle]( [The UrbanGlide commuter ebike comes with a 70-mile battery and 500-W motor for pedal-assist up to 20 mph]( California-based ebike maker Vanpowers has launched a new commuter pitched as "a precision-built, high-torque, smooth-powered bike." The UrbanGlide is available in three model variants, each with a 500-W motor and 70-mile battery. [Read more]( Automotive [$35K Volvo electric SUV looks to do huge things from a tiny footprint]( [The Volvo EX30 electric SUV will launch in 2024]( Volvo has launched the EX30 small electric SUV, and it believes its smallest SUV will be one of its most impactful products of all time. The crossover will offer up to 275 miles of range, a 3.4-second 0-60 mph, and Volvo's lowest CO2 footprint ever. [Read more]( Environment [Doomsday Glacier map to shed light on future sea levels]( [Wing of the BAS Twin Otter aircraft showing the radar sensors]( A team from the British Antarctic Survey has completed the first map of the ground beneath West Antarctica's Doomsday Glacier, which is the size of Great Britain and could raise global sea levels by 65 cm (25 in) in the coming centuries as it melts. [Read more]( Architecture [Ambitious renovation turns dark and moldy building into lush oasis]( [The Thavi Cosmetic Showroom will be defined by an eye-catching facade made up of concrete planters]( Sava has revealed plans for an ambitious renovation of a moldy old retail building in Vietnam. The project will be focused on increasing light and views inside and will be fronted by an eye-catching facade of stacked greenery filled planters. [Read more]( Robotics [Student-designed robot gives crop-eating insects' eggs the brush-off]( [The TartanPest robot, getting put through its paces]( The spotted lanternfly is a serious invasive pest, causing considerable damage to crops such as apples, grapes and hops. That's why it's important to destroy the insect's eggs – which is exactly what the TartanPest robot is designed to do. [Read more]( Urban Transport [Citroën's adorable Ami city car set to become accessibility champion]( [An idea from Citroën's internal thinktank "to offer a turnkey solution for adapting disabled people’s journeys to the electric challenge" has been realized as the Ami for All prototype]( Back in 2019, Citroën offered the first glimpse of a compact electric pod-car that could be driven by folks as young as 14, as well as those without a license. Now the Ami has been modified "to restore autonomy to those who have lost it." [Read more]( Medical [Stem cell therapy regenerates damaged heart cells & improves function]( [Researchers have used stem cell therapy to repair heart cells damaged by a lack of oxygen]( Researchers have transplanted precursor stem cells into the damaged heart muscle of pigs, repairing injured cells and improving heart function. The study may lead to a treatment that can regenerate heart muscle damaged by a lack of oxygen. [Read more]( Biology [AI becomes an unlikely wildlife warrior]( [AI facial recognition could help save the embattled Tasmanian devil species]( From monitoring a deadly disease in endangered Tasmanian devils in real time, to tracking wildlife recovery after devastating bushfires that claimed the lives of up to three billion animals, AI has the potential to change the world for good. [Read more]( Space [How do you fry potatoes in space? Very carefully]( [Bubbles forming around frying potato in zero gravity]( It may seem dangerous, but just in case future astronauts might have a yen for fries on a sojourn into space, ESA and the Aristotle University of Thessaloniki are investigating whether potatoes will fry ok in zero gravity or end up an undercooked mess. [Read more]( Medical [Liver-targeted non-viral gene therapy gives hope to hemophiliacs]( [Researchers have used a non-viral approach to gene therapy, injecting DNA directly into the liver as a way of treating hemophilia]( As a way of treating hemophilia, researchers have, for the first time, delivered gene therapy directly into the livers of baboons without using a viral carrier. The study shows it is safe and effective and may lead to a new treatment for the disease. [Read more]( Robotics [Oceanbotics' newest ROV seeks and destroys sea mines]( [The Oceanbotics SRV-8 MDR features a Viper MDS mine-detonating module (yellow-capped device at bottom)]( Oceanbotics' SRV-8 underwater ROV (remotely operated vehicle) is certainly no slouch, nor is its more capable sibling, the SRV-8X. The latest version of the vehicle, the SRV-8 MDV, takes things even further – it blows up sea mines. 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