Mars Rover Opportunity Examines Clay Clues in Rock

The pale rock in the upper center of this image, about the size of a human forearm, includes a target called "Esperance...
Activity Continues On the Sun

NASA's Solar Dynamics Observatory captured this image of the X1.2 class solar flare...
New Stanford Nanoscavengers Could Usher In Next Generation Water Purification

A dead E. coli bacterium collected in a filter after treatment with the Stanford nanoscavenger.
Squishy hydrogels may be the ticket for studying biological effects of nanoparticles

After four days, quantum dots still shine (green) in cells embedded in a hydrogel scaffold.
High Resolution Quadrupole Mass Spectrometer
At the heart of the instrument is a high specification quadrupole mass filter assembly, featuring a precision machined 19mm quadrupole rod set with RF-only pre- and post-filter stages, stabilizing rods and the latest high stability CS Series RF...
Perfectly doped quantum dots yield colors to dye for

Quantum Dots doped with copper.
Astronauts to Address Leak During Short-Notice Spacewalk
The U.S. space agency, NASA, says astronauts aboard the International Space Station will perform a previously unscheduled spacewalk Saturday to deal with an ammonia coolant leak outside the station. The short-notice spacewalk came together after teams...
New magnetic graphene may revolutionise electronics

Topographic STM images of a TCNQ monolayer on graphene.