Future of major high-speed rail project looks green

(Phys.org) -- California has reason to be optimistic that the state's proposed high-speed rail project, due to begin construction next year,  can prove to be a viable transportation alternative from environmental and ...

Images capture split personality of dense suspensions

Stir lots of small particles into water, and the resulting thick mixture appears highly viscous. When this dense suspension slips through a nozzle and forms a droplet, however, its behavior momentarily reveals a decidedly ...

SpaceX warns of failure in Wednesday's rocket landing

California-based SpaceX is already warning that failure is likely in Wednesday's attempt at landing its Falcon 9 rocket, following the launch of a European satellite into a distant orbit.

Titan Aerospace readies solar-powered, long-endurance UAVs

(Phys.org) —A New Mexico company, Titan Aerospace, founded in 2012, is taking a serious step in launching unmanned aircraft that can function as satellites but at far less cost. Making news earlier this month at the Association ...

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