Yes, the head of an august science institution and senior BBC science journalist have almost fallen off it. Yes, it does tend to raise eyebrows when people see it in my office. But it is gratifying to hear that my treadmill desk is not only helping me to keep trim but also reducing my risk of diabetes.

He worked for Republicans and Democrats at the same time – a situation now unthinkable

1. Which philosopher (1889-1951) said: "Whereof one cannot speak, thereof one must be silent"?

Hormel Foods has agreed to acquire the US peanut butter brand Skippy from Anglo–Dutch consumer goods giant Unilever for $700m in cash, in an attempt to capitalise on rising overseas demand for the spread.

Hormel Foods has agreed to acquire the United States peanut butter brand Skippy from Unilever, the consumer goods giant, for $700m (£430m) cash, in an attempt to capitalise on rising demand for the spread overseas.

Has the apple fallen far from the tree?

Liberal states support plans to recognise same-sex unions and recreational drug use

The Tampa rally over yesterday, reporters travelling with Governor Romney were herded on to the candidate's plane. But if they were frazzled by more than a year on the trail, there was help from top Romney aide Stuart Stephens, who handed out packets of pills. "David Cameron asked me to give you this," he said, spotting the man from The Independent. The six little capsules were nothing more than vitamins, he assured me. Duly ingested.

When Al Spx sings away from the mic, her earthy vocal carries through the airy nave, proving this a fine match of venue and performer: a cavernous church, with its hard, cramped pews, and the stark spirituality of this Canadian singer/songwriter.

US government attempts to extradite from Britain a man accused of child sex crimes were blocked by the High Court today.

Senior judges are seeking assurances from the US government that a man facing extradition accused of child sex crimes will not be placed on a controversial sex offenders treatment programme.

Out of America: The Republican frontrunner can't seem to win over the party faithful

Tippi Hedren's career was destroyed by the British director's obsession. Yet there was an upside, she tells Geoffrey Macnab

A stunning mutiny by evangelical and conservative Republicans punctured the tyres of the supposed frontrunner Mitt Romney in last night’s trio of nomination contests and instead gave a sudden and barely expected jolt of adrenalin to the staunch social conservative in the race, Rick Santorum.