An almost entirely 3D-printed rocket lifted off from Cape Canaveral Wednesday night but ultimately failed to reach orbit.
Despite this, the Terran-1 exceeded key goals and demonstrated the resilience of its design, according to the company behind the project.
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BBC weather presenter Ben Rich explains the science behind a tornado.
On Saturday, while walking on Lepe beach in Hampshire, local residents discovered a dead shark, which was later recovered without its head, tail and fin.
So what happened and why do scientists want the missing pieces returned?
BBC correspondent Duncan Kennedy visited the site to find out more.
Video by Serene Khalifeh.
Filmed by Tim Nicholson.
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