No  weekends, no holidays – UK government adviser Dominic Cummings expects a lot from his staff. Photograph: Joss Barratt/Channel 4/PA

People say that Dominic Cummings is brilliant. The Downing Street adviser is also said to be ruthless, inspiring, bullying, a complete liability and “(...)

The 200th anniversary of the birth of William Rowan Hamilton, in 2005:  then minister for state Noel Treacey with TDs Joe Costello  and the late Tony Gregory and members of the Cabra Community Centre Project  on their way to Broombridge for the unveiling of a plaque.

The story of William Rowan Hamilton’s discovery of new four-dimensional numbers called quaternions is familiar. The solution of a problem that had bot(...)

A Valentine’s Day display in a Tokyo shop. Photograph: Yuya Shino/Reuters

Love is a word much bandied about, and not just on St Valentine’s Day. But what is love, and can it be explained without resorting to cliche or(...)