
Horsehead of a Different Color
Sometimes a horse of a different color hardly seems to be a horse at all, as, for example, in this newly released image from NASA's Spitzer Space Telescope. The famous Horsehead nebula makes a ghost ... more
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Gecko Grippers Get a Microgravity Test Flight
There are no garbage trucks equipped to leave the atmosphere and pick up debris floating around the Earth. But what if we could send a robot to do the job?
Scientists at NASA's Jet Propulsion ... more
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Study reveals why mysterious structures within Earth's mantle hold clues to life here
Advanced air filter could enable building vents to capture carbon and reduce energy use
Boos, blowups and last-minute pause as a chaotic COP30 closes out
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Week of excitement (meteors and moons) for sky-watchers
This week is jam-packed with sky-gazing events - moons disappearing, meteors sparkling and comets whizzing. ... more
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Atom-thick CCD could capture images
An atomically thin material developed at Rice University may lead to the thinnest-ever imaging platform. Synthetic two-dimensional materials based on metal chalcogenide compounds could be the basis ... more
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New algorithm a Christmas gift to 3D printing - and the environment
Just in time for Christmas, Simon Fraser University computing science professor Richard Zhang reveals how to print a 3D Christmas tree efficiently and with zero material waste, using the world's fir ... more
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Hands on: Crafting ultrathin color coatings
In a sub-basement deep below the Laboratory for Integrated Science and Engineering at Harvard University, Mikhail Kats gets dressed. Mesh shoe covers, a face mask, a hair net, a pale gray jumpsuit, ... more
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Piezoelectricity in a 2-D semiconductor
A door has been opened to low-power off/on switches in micro-electro-mechanical systems (MEMS) and nanoelectronic devices, as well as ultrasensitive bio-sensors, with the first observation of piezoe ... more
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