Tech
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Tech
Octobot uses webbed arms to swim faster
Octopus-inspired robot could one day help researchers observe underwater ecosystems.
By Meghan Rosen -
Tech
Hydrogen made using sunlight, cheap materials
Photosynthesis-inspired fuel cell uses water to make hydrogen gas and could feature in next-generation cars.
By Sam Lemonick -
Planetary Science
Spot on comet chosen for Rosetta mission lander
Philae, the Rosetta mission lander, will attempt to land on a spot called site J on comet 67P/Churyumov–Gerasimenko.
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Tech
‘Virtual Unreality’ chronicles dangers of digital deception
Journalist Charles Seife documents how the lies and misinformation that riddle the Internet are harming the real world.
By Janet Raloff -
Tech
Space tourism’s price tag rockets upward
The “high price” of space tourism proposed in the 1960s is nowhere close to the astronomical price tag of trips today.
By Nsikan Akpan -
Tech
To have a sound mind, a brain needs a body
Replicating human intelligence in robots requires the right materials for brain-body-environment interactions.
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Tech
Robot swarm takes many shapes
One Kilobot is not very smart. But 1,000 can follow simple instructions to assemble into multiple shapes without human intervention.
By Andrew Grant -
Materials Science
Magnets get flipped by light
Controlling magnetism with lasers could lead to faster computer hard drives.
By Andrew Grant -
Life
Malaria parasite’s invasion of blood cells tweezed apart
Tugging on malaria-causing parasite cells with laser optical tweezers suggest that the parasite cells interact only weakly with red blood cells and that the interactions could be disrupted with drugs or antibodies.
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Computing
Thousand-robot swarm self-assembles into complex shapes
A swarm of a thousand tiny robots can now self-assemble into complex shapes, suggesting scientists have taken a step forward in engineering collective artificial intelligence
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Physics
Laser identifies explosive powders 400 meters away
Green laser pulse allows researchers to detect molecular vibrations in potentially explosive materials.
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Math
Father-son mathematicians fold math into fonts
MIT’s Erik and Martin Demaine create puzzle typefaces to test new ideas.
By Meghan Rosen