How gravity causes a perfectly spherical ball to roll down an inclined plane is part of the elementary school physics canon.

Nobody panic, but Mother's Day is rapidly approaching, and suddenly every idea you've ever had for a gift has completely ...

Police use of number plate-spotting systems has skyrocketed to nearly 700,000 times a year – or almost 2000 times every day. Two years ago, the systems were used a third of that amount.

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