He's been a mainstay of Dragon's Den since it launched back in January 2005, but now - as it prepares to air its 23rd season - Peter Jones has revealed one of his hidden "tactics". The businessman was ...

Why do some hamstring and quadriceps strains take much longer to repair than others? Which injuries are more prone to recurrence? Intramuscular tendon injuries have received little attention as an ...

On 17 February 1869, Russian chemist Dmitri Mendeleev jotted down the symbols for the chemical elements, putting them in order according to their atomic weights and inventing the periodic table. He ...