Boeing’s Proposed Hypersonic, Mach 5 Plane Is Really, Really Fast
Supersonic planes are always almost here, but maybe the way to fly is to go faster. Much, much faster.
from Wired https://ift.tt/2KtPbWd
from Wired https://ift.tt/2KtPbWd
US targets waiver letting California steer emissions limits
SAN FRANCISCO (AP) -- Scott Pruitt, administrator of the U.S. Environmental Protection Agency, turned his sights this week on a nearly half-century-old federal waiver that allows California to pursue its own, tough tailpipe emission standards, and allows other states to opt in to California's standards rather than federal ones if they choose.... from AP Top Science News at 7:12 p.m. EDT https://ift.tt/2q15NJy via IFTTT
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