The duo performed their recent single "Where Is It Going?" with vocals from Hawking (who's sampled on the track) at the Paralympics opening ceremony on Wednesday night.

Which Orbital album is Paul the least fond of? Brothers Paul and Phil Hartnoll ask each other the questions in this video interview for KindaMuzik

Paul Hartnoll to Wired: "I just can't stop collecting synths.... My current favorite synth is a Macbeth M5N — a boutique synth from Scotland from this guy Ken Macbeth, who builds these amazing analog synths."

In the first of a new series on Clash Music, Orbital's Paul Hartnoll dissects the group's iconic headline slot at Glastonbury that year.