Tech
- Health & Medicine
Wanted: ‘Smart’ cleaners
Active surfaces will — on their own — help remove everything from insects and germs to poisons.
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- Physics
Smile! Dimples boost your mileage
Trucks covered with tiny indentations, like those on golf balls, experience less friction.
- Tech
Better chow yields more milk
A more nutritious form of corn for dairy cows boosts farm profits, teen investigator finds.
- Tech
Building with moon rocks
Working on the moon with lunar soil and grit could prove easier, more efficient and less costly than using earthly materials.
- Tech
Flagging loose bolts
“Smart alert washer” automatically flags when a nut is coming loose, warning of potential danger.
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- Physics
Light dancing on glass
New type of material lets light travel across its surface without interruption.
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- Tech
‘Print’ almost anything
3-D printers allow people to build almost anything they can imagine — from toys to food, buildings to body parts.
- Computing
A switch for a living computer
Scientists are finding that computer parts can also be built from DNA.
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