From today's UK papers

Financial Times

The US National Institutes of Health admitted yesterday that there may
be supply problems with some of the 64 embryonic stem-cell lines that it
has said would be available for federally-funded research.

Daily Mail

Britain has joined the race to build the first hypersonic jet aircraft
capable of several times the speed of sound.

Miscellany

The world's first genetically modified elm trees could be used within
five years to restore the species to the British countryside.
( Independent , Daily Telegraph , Times )

The herb, catnip, renowned for its intoxicating effect on felines, has
been found to be a powerful mosquito repellent. ( Times , Daily
Telegraph )

According to the Institute of Child Health, scientists have found that
children who are poor at arithmetic are more likely to have less "grey
matter" in a part of the brain associated with mathematical ability.
( Independent , Times )