Howe Industries has submitted the design for a solar-powered steam rocket engine for propelling CubeSats to the National Science Foundation. With only two moving parts, ThermaSat uses a thermal condenser to flash boil water into superheated steam. Source of Article
New York-based medical transport non-profit Hatzolah Air has placed a preorder for four of Urban Aeronautics' CityHawk VTOL aircraft for emergency medical service (EMS) applications within urban environments. Source of Article
Mundane as it may seem, glass is a surprisingly mysterious material. Now scientists at the University of Konstanz have identified a new state of matter called liquid glass, which has some unusual properties. Source of Article
In 2013, Nitecore introduced what it billed as the world's smallest 3,500-lumen flashlight. After eight years, it's managed to shrink the size of its lights much further, packing 4,000 lumens into a torch that hangs from a keychain. Source of Article
Lipstick is a personal thing – you generally don't just slap on any ol' color that's close at hand. The Lip Factory system takes that concept to the extreme, by creating customer-specific lipstick on the spot. Source of Article
When a rope is heated – either by friction or by fire – it may lose its structural integrity, subsequently breaking when put under load. A new surface coating, however, could cause ropes to change color if they've been overheated, providing a warning to users. Source of Article
One of the keys to reducing your household water usage lies in knowing how much water you use for what purposes. Debuting at CES 2021, the Pleco Smart Water Watch is designed to provide you with that information. Source of Article
BMW has been slowly electrifying all of its vehicles. The small X3 crossover has been a popular staple in the automaker's lineup for a few years, offering family-sized luxury with BMW’s signature driver’s focus. Now the X3 has a plug-in option, the X3 Hybrid. Source of Article
Swimming in pools may be fun, but using a dip net to skim leaves off of them can be a tedious chore. That's why the solar-powered Ariel robot was created, as it autonomously does the job for you. Source of Article
To celebrate the new year, here's a hand-picked selection of the most impressive photos of 2020. This gallery gathers our favorite images from the past year, including subway fighting mice, head-spinning wildlife snaps, and some spectacular drone shots. Source of Article
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