Science

Stanford scientists create circuit board modeled on the human brain

49411.jpg
The Neurogrid circuit board can simulate orders of magnitude more neurons and synapses than other brain mimics on the power it takes to run...

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

49412.jpg
Nanoparticle disassembly causes a shift in the fluorescence pattern.

NASA Seeks External Concepts for Mission to Oceanic Jovian Moon

pia00502-640_0.jpg
This image shows two views of the trailing hemisphere of Jupiter's ice-covered satellite, Europa. The left image shows...

NASA Puzzles Out Ozone's Ups and Downs

NASA Puzzles Out Ozone's Ups and Downs_0.png
Astronauts aboard the International Space Station...

NASA's Spitzer and WISE Telescopes Find Close, Cold Neighbor of Sun

14-116-spitzer-wise_0_0.jpg
This artist's conception shows the object named WISE J085510.83-071442.5, the coldest known brown dwarf...

Simple Method Suggested for Hormone Determination by Using Nanoparticles

49401.jpg

Drill Here? NASA's Curiosity Mars Rover Inspects Site

pia18087-640_0.jpg
NASA's Curiosity Mars rover has driven within robotic-arm's reach of the sandstone slab at the center of this April 23...

Gold nanoparticles help target, quantify breast cancer gene segments in a living cell

49390.jpg
A single gold nanoparticle, or monomer, appears green when illuminated (top left), while a pair of gold nanoparticles bound to an mRNA...