NASA unveils its first all-electric plane, the X-57 Maxwell

World / Science & Health Nov 9, 2019

NASA unveils its first all-electric plane, the X-57 Maxwell

NASA, best known for its many Florida-launched forays into space, showcased an early version of its first all-electric experimental aircraft, the X-57 Maxwell, on Friday at its lesser-known aeronautics lab in the California desert. Adapted from an Italian-made Tecnam P2006T twin-engine propeller plane, the X-57 ...

Metal tree cleans polluted air

World / Science & Health Aug 15, 2019

Metal tree cleans polluted air

Trees are one of the best things we have to clean the Earth's air, but they have drawbacks: They need time and space to grow. Enter the BioUrban, an artificial tree that sucks up as much air pollution as 368 real trees. Designed by a Mexican ...

Experimental 'cow toilets' aim to cut e-moo-ssions

World / Offbeat Mar 30, 2019

Experimental 'cow toilets' aim to cut e-moo-ssions

A Dutch inventor is banking on a new bovine urinal to help cut emissions that cause environmental damage. Tests have started on a farm in the Netherlands on the device, which collects some of the 15 to 20 liters (4 to 5 gallons) of urine ...