This amphibious electric tricycle (and camper) costs $14,600 
Latvian startup BeTRITON’s amphibious electric tricycle will take you from the road to the water to the campsite.
The technology we (or aliens) need for long-distance interstellar travel
Interstellar distances are vast, and extremely advanced technology will be required if we (or aliens) want to visit other star systems.
Stanford engineers warn that electric car charging could crash a grid powered by renewable energy 
Most electric car charging is done at night. A grid powered mostly by renewable energy might not be able to meet demand.
Walking to school is more likely to keep kids active as they age
Electric planes are coming: Short-hop regional flights could be running on batteries in a few years
Paradox-free time travel is “logically” possible, say physicists
California officials and construction workers gather at a podium with signs saying "More Homes Faster," "Build Homes Now," etc.
“Up to 2.4 million new apartments” legalized by bipartisan California legislation
Air Canada orders 30 electric-hybrid aircraft for takeoff in 2028