This overview of different fleet fuels delves into the various conventional and alternative fuel types available for ...

Martian lake beds and deltas reveal the Red Planet’s watery past. But many puzzles remain, scientist Bruce Jakosky says.

Abstract: To evaluate the complex transmission factor for the troposphere in the 15- to 35-GHz region, the dispersion and attenuation caused by the isolated molecular resonance of water vapor at ...

Use precise geolocation data and actively scan device characteristics for identification. This is done to store and access ...