World Science: 'Toxic environment' making kids fat, study claims
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* "Toxic environment" making kids fat, study claims:
Unhealthy, addictive food is behind today's obesity
epidemic, a scientist says.
* New robot rolls on ball:
A newly built robot balances and moves on a metal
ball instead of legs or wheels.
* No black holes after all?:
One of the universe's brightest and furthest known
objects might not be a black hole as traditionally
thought, a study suggests.
* Human-animal mixing going too far, report says:
An organization is warning that the creation of
fused organisms raises grave ethical questions.
* Driverless cars to unclog traffic:
Authorities in Europe are pushing a plan to ease
traffic and pollution through automated vehicles.