Good day for pop science news

"Scientists have developed an ultra-light limb that they claim can mimic the movement in a real hand better than any currently available."

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"Pterosaur trackways recently found in Mexico suggest the animals could achieve a wingspan of 18m. There are also Romanian and Brazilian fossils from creatures that reached 13 or 14m (42-45ft) across. Compare this to today's biggest flying bird, the wandering albatross, which has a wingspan of about 3.5m (11.5ft)."

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"Earth and Saturn's moon Titan show striking similarities because both occupy "sweet spots" in our Solar System, researchers have said. Many processes that occur on Earth also take place on this moon, say scientists participating in the US-European Cassini-Huygens mission. One scientist even sees a way that life could survive on the freezing world.

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