Science

Brain tumor cells penetrated by tiny, degradable particles carrying genetic instructions: Work in mice advances potential for nanoparticles to treat brain cancer

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Biodegradable plastic molecules (orange) self-assemble with DNA molecules (intertwined, black circles) to form tiny nanoparticles that can...

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Graphene only as strong as weakest link: Rice, Georgia Tech experiments determine real-world limits of two-dimensional carbon

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An electron microscope image shows a pre-crack in a suspended sheet of graphene used to measure the overall strength of the sheet in a test...

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Well-behaved, Young Galaxy Surprises Astronomers

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The young galaxy SDSS090122.37+181432.3, also known as S0901, is seen here as the bright arc to the left of the central...

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Target on Mars Looks Good for NASA Rover Drilling

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This two-step animation shows before and after views of a patch of sandstone scrubbed with the Dust Removal Tool, a wire-...

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Stanford scientists create circuit board modeled on the human brain

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The Neurogrid circuit board can simulate orders of magnitude more neurons and synapses than other brain mimics on the power it takes to run...

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Fluorescent-based tool reveals how medical nanoparticles biodegrade in real time: May inform development of versatile drug carriers for therapeutic uses in patients

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Nanoparticle disassembly causes a shift in the fluorescence pattern.

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NASA Seeks External Concepts for Mission to Oceanic Jovian Moon

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This image shows two views of the trailing hemisphere of Jupiter's ice-covered satellite, Europa. The left image shows...

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NASA Puzzles Out Ozone's Ups and Downs

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Astronauts aboard the International Space Station...

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