above > spacex dragon capsule
reusability is the futurefor spaceflight, says nasa space program manager.
a used spacex dragon cargo ship arrived at nasa international space station for the second time sunday 17 december, delivering more than two
tons of nasa supplies just in time for christmas. the rocket was a reused falcon 9.
[ space.com ]
on 22 april we celebrate earthday. the theme for earth day 2020 is climate action. the enormous challenge — but also the vast opportunities — of action on climate change have distinguished the issue as the most pressing topic for the 50th anniversary.
we're appreciative the brands made sustainable and technologic statements. lauren's effort on sustainability is with recycled polyester made from plastic bottles. lululemon's tech-driven effort is with smart textiles that are insulated, sweat-wicking, bacteria-inhibiting, breathable, resistant to water and wind, and light on seams.
the all-solid-state battery is stable enough to be used in pacemakers. when finished it will be about half the size of the current battery and fully charge in 15 minutes instead of a few hours.
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