Tesla’s original patent application for the use of his famous coil to transmit electricity wirelessly. This amazing device is a radio frequency oscillator that drives an air-core double-tuned resonant transformer to produce high voltages at low currents.
Also available in other styles and shapes.
100% cotton. Fitted, tapered shape.
Slate grey t-shirt, printed in colour.
Care: Machine wash cool. Tumble dry low. Do not iron text/images.
The Great Tit is one of our most lively and charming garden birds. Adapted from an illustration by H E Dresser, found in J Lewis Bonhote’s 1907 Birds of Britain. Please note: wearing this t-shirt may cause people to point at your chest and gleefully...
On September 13th 2017, after thirteen years studying Saturn and its moons, the Cassini probe took one last faint full-colour image of the planet before plunging into Saturn’s roiling atmosphere two days later. Taken from the ‘far side’, looking back towards the distant sun, it...
The White-tailed Bumblebee is one of Britain’s most distinctive and best-loved bees. This beautiful photograph shows incredible detail, right down to the fine hairs that cover most of her body. Photographed by Arnstein Staverløkk for the Norsk Institutt for Naturforskning. Also available in other styles and...
We wouldn’t normally want to label people, but this t-shirt features a pretty accurate summary of the ingredients of a human being. Wear your gold content with pride. And your magnesium, and molybdenum, manganese and mercury content too. Also available in other styles and shapes. 100%...