In 1916, a Polish scientist discovered how to create a mono-crystal, which later became the basis for integrated circuits and semiconductors.

JD Vance has broken his silence after promising to get to the bottom of the UFO phenomenon, revealing who else in the White House wants answers.

Passengers will see a high-visibility presence of officers at stations and on trains throughout today who are there to reassure the public.” So said the transport secretary, Heidi Alexander, the day ...