Where protons, or positive charges, decide to rest makes the difference between proceeding towards ammonia (NH3) production or not, according to scientists at Pacific Northwest National Laboratory (PNNL) and Villanova University. ...
UK researchers today announced what they believe to be a game changer in the use of hydrogen as a "green" fuel.
(Phys.org) —Ammonia pollution from agricultural sources poses larger health costs than previously estimated, according to NASA-funded research.
(Phys.org) —Researchers from North Carolina State University have demonstrated that vertically aligned carbon nanofibers (VACNFs) can be manufactured using ambient air, making the manufacturing process safer and less expensive. ...
Seabird guano emits more ammonia into the atmosphere in warmer and wetter climates, scientists have found.
On Dec. 24, 2013, NASA astronaut Mike Hopkins, Expedition 38 Flight Engineer, participates in the second of two spacewalks, spread over a four-day period, which were designed to allow the crew to change out a degraded pump ...
Astronauts removed an old space station pump Saturday, sailing through the first of a series of urgent repair spacewalks to revive a crippled cooling line.
Two American astronauts are to step out Saturday on the first of three spacewalks to replace a broken cooling pump at the orbiting International Space Station.
Space station astronaut Rick Mastracchio may get his Christmas wish for a spacewalk or two because of a broken cooling system.
The astronauts aboard the International Space Station dimmed the lights, turned off unnecessary equipment and put off science work Thursday as NASA scrambled to figure out what's wrong with a key cooling unit.