Motion and Stability: Forces and Interactions
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ChemistryA soil-based ‘concrete’ could make buildings green, even on Mars
A new soil-based material offers an alternative to concrete for 3-D printing environmentally friendly buildings.
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PhysicsResearchers reveal the secret to the perfect football throw
The tip of a spiraling football follows the ball’s path. If you know a thing or two about gyroscopes, this is not what you’d expect.
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EnvironmentWhy today’s ‘fast fashions’ can be bad for the planet
The constant buy-wear-toss cycle of fast fashion isn’t sustainable. It hurts the environment and takes a toll on our wallets, too.
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EnvironmentOld clothes soon may be recycled, not trashed
One day, clothes may be recycled almost as much as plastics and glass are now. See how chemists are moving us in that direction.
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ChemistryHere’s how to make flip-flops biodegradable
Innovative flip-flops made from an algae-based plastic decompose in soil or compost. The comfy shoes also avoid use of fossil fuels.
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PhysicsScientists Say: Velocity
Velocity is more than speed. It is both speed and the direction in which an object is traveling.
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AnimalsThe diabolical ironclad beetle is nearly unsquishable
The diabolical ironclad beetle is an incredibly tough little creature. A peek inside its exoskeleton reveals what makes it virtually uncrushable.
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TechThis artificial skin feels ‘ghosts’ — things you wish were there
Engineers have developed a wearable device that simulates the sense of touch. It may benefit robotic surgery and deep-sea exploration.
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TechOrdinary paper turns into flexible human-powered keypad
Engineers have figured out how to turn sheets of paper into rugged, low-cost electronic devices, such as a computer keypad.
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Materials ScienceAnalyze This: Insect shells could help builders on Mars
When mixed with rocky soil, a compound called chitin makes a strong material. It could be pulled from the shells of insects used for food.
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Tech‘Frozen smoke’ could protect electronics from annoying static
A fluffy material made from cellulose nanofibers and silver nanowires can protect electronic devices by blocking more than 99.99 percent of disrupting interference, a new study reveals.
By Sid Perkins -
Science & SocietyBatteries not included: This Game Boy look-alike doesn’t need them
Game Boy revolutionized the gaming industry. A newer version could help slow the rate of climate change.