Before acting, he added, the UK must be sure that an offender's country of origin was willing to imprison them for the same length of time as they would serve if they stayed in domestic jails.

BBC: The exterior of Norwich prison

"Because mutations start occurring at regular intervals in these genes as soon as a new species evolves - like the ticking of a clock - we can use them to trace the evolutionary history of a species back to its time of origin, " said Dr Hedges.

BBC: Earth AP

If proven, this could push the origin of dinosaurs back to a time when there was a wide variety of reptile families evolving, long before the dinosaur would become the dominant force on the planet.

ENGADGET: Alt-week 12.08.12: The oldest known dinosaur, lighting up a space station and the black marble

They looked at 119 genes that have accumulated mutations over the passage of time, allowing the relative times of origin of each species to be estimated.

BBC: Earth AP

It's time to focus on the economic opportunities that immigrants can bring to the country, regardless of their origin.

WSJ: Crovitz: The Economics of Immigration

Some residents spoke to Forbes at the time, describing the accident as resembling the infamous Challenger explosion, and adding that Blue Origin remains something of a mystery even locally.

FORBES: Billionaire Space Race: 2012 Will Be The Year Private Space Transport Takes Off

Having monitored the number of utility patents (an inexact but objective measure for innovation) granted by the U.S. Patent and Trade Office to countries during this period, it was fascinating to observe that the number of patents of foreign origin over taking those from the U.S. in 2007 for the first time in history.

FORBES: The locus of innovation has shifted away from the U.S.