Passengers on the London Underground faced severe delays after issues on the Central line. The morning rush hour was hit by delays across the network, including on the Central line. A track fault ...

Now, an international team of over 100 scientists has traced the mosquito’s origin to a time far before the advent of artificial underground systems, raising further questions about its evolution.

The Metropolitan line was the Underground’s first route to open, but over the next 160 years it has expanded to 11 lines, covering 250 miles of track.

The Central line on the London Underground had severe delays this morning (Picture: Dinendra Haria/SOPA Images/REX/Shutterstock) Passengers on the London Underground faced severe delays after ...