The most famous bus of this type, a typical red London double-decker bus, seats between 60 and 80 passengers. They are between 10.5 and 10.9 m in length and are a common reference item for describing very large objects; for example, a blue whale is about as long as three double-decker buses. They were created as a means of carrying large numbers of passengers without exceeding legal limits on vehicle length.
Tools designed to ensure computer code in smart cars does not crash has been inspired by hungry penguins.
The rounded sleeping capsules send guests drifting into ocean before arriving on desert island by morning.
Sitting on the saddle activates the part of the brain responsible for learning, a study has claimed.
Scientists are appealing for more people to donate their brains for research after they die.
Life on Earth may have arrived from Mars on an asteroid, scientists have claimed.
Lunar mission scheduled at the end of 2017 could find out if beer can be brewed on the moon.
A bottle used to teach children how far litter can travel ended up on Scottish beach after 8,700-mile journey.
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