One hundred years ago in April, meanwhile, Heike Kamerlingh Onnes, a Dutch physicist, discovered that some materials are superconductors—as they are cooled towards absolute zero they allow electric charge to flow with no resistance.
However, in 1948, aDutchphysicistcalled HendrikCasimir realised thatincertaincircumstancestheseparticles would create aneffectdetectable in themacroscopicworld that people inhabit.
Ecolution, a 26m twin-masted schooner, is owned by Dr Ockels, aphysicist and astronaut who became the first Dutch civilian in space, flying on the Challenger space shuttle on a Spacelab mission.