Tech
A new laser-based random number generator is the fastest of its kind
A new laser’s chaotic light beam lets the device generate multiple number sequences at once, similar to throwing multiple dice at a time.
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ChemistryZinc-air batteries are typically single-use. A new design could change that
Swapping out the electrolyte in zinc-air batteries helps these next-gen power sources last longer.
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ChemistryA new iron-based catalyst converts carbon dioxide into jet fuel
Jet fuel made from carbon dioxide could one day reduce pollution from air travel.
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Planetary ScienceFarming on Mars will be a lot harder than ‘The Martian’ made it seem
Lab experiments developing and testing fake Martian dirt are proving just how difficult it would be to farm on the Red Planet.
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EarthTechnology and natural hazards clash to create ‘natech’ disasters
Hurricanes, wildfires and nature’s other extreme events are increasingly causing damage to infrastructure crucial for safety and communication.
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TechA smartwatch app alerts users with hearing loss to nearby sounds
With a new smartwatch app, users who are deaf or hard of hearing can get alerts that an alarm is going off or someone is knocking at the door.
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AstronomyTurning space images into music makes astronomy more accessible
Music created from telescope data helps people with blindness and visual impairments experience the wonders of astronomy, and could aid research.
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TechA new thermometer measures temperature with sound
An acoustic thermometer takes temperature by listening to the faint hum that objects give off when they get hot.
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NeuroscienceTiny, magnetically controlled robots coax nerve cells to grow connections
Research using microrobots and nerve cells from rats could point to new treatments for people with nerve injuries.
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TechA Game Boy look-alike runs on solar panels and button smashes
A new prototype console that looks and feels like the original Game Boy harnesses user-generated energy to run without batteries.