Oil is everything, says one of the characters in this week's BBC thriller Burn Up. And because that's so, says Burn Up's writer Simon Beaufoy in the Mail on Sunday, its scarcity might just save us. He sees a glimmer of hope in oil hitting $147 a barrel. (Burn Up, 9pm Weds 23, 9pm Fri 25, BBC2).
Knot theory could help spacecraft navigate crowded solar systems
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It can be difficult to figure out how to move a spacecraft from one orbit
to another, but a trick from knot theory can help find spots where shifting
orbit...
4 hours ago
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