The Guardian reveals that De Beers, the monolithic diamond firm (which has made artificial scarcity its business model for the better part of a century – actually posting guards … Read the rest “De Beers sells synthetic diamonds.”
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NASA wants you to know they’re pretty handy here on Earth, too. This here shows a way to make trains and other things that use big, strong bearings safer, by using tricks… Read the rest “Science Art: Bearing Fault Detector, 1975”
The Guardian looks at the journal Energy and Environmental Science to find out just how well the U.S. could handle switching over power supplies right now:
… Read the rest “Wind and solar (and batteries) could supply all of America’s power: Carnegie Science study”For instance, solar power generation
A patent for a device putting wood-cutting blades on a chain, so that people can cut down trees – or, in the wake of hurricanes, cut up ones that have fallen down.
Technically,… Read the rest “Science Art: Chain Saw, US 1655856 A, Jan. 10, 1928.”
It spins, you know.
This jewelry-making tool was once available from Messrs. H.J. Cooper & Company, on Oxford Street West.
I found it, or at least the magazine in which… Read the rest “Science Art: The Triumph Lathe, from The Watchmaker & Jeweller, Silversmith & Optician, Nov. 1, 1887.”
Two torpedoes, modern (as of 1916) and ancient. That’s about the limit of my French. The book is about naval warfare, and was published while World War I was going … Read the rest “Science Art: Torpille Moderne/Torpille Ancienne from Dreadnought ou submersible by Olivier Guihéneuc, 1916”
New Scientist is launching our hopes higher than ever with a report on a whole new electric engine that can carry a plane to space:
… Read the rest “Plasma jet engines: Taking us to space without burning fuel”Traditional jet engines create thrust by mixing compressed
Nature reveals the new growth of ambitious plans to cool the planet with wooden skyscrapers:
… Read the rest “We’ll build skyscrapers out of wood. And do the planet some good….”Constructed almost entirely from timber in 2014, the 8-storey, 30-metre building is among
Types of head works for mines. These frames helped draw out the rocks that the miners were busy breaking up deep underground. At the time this book was published, many head frames were made… Read the rest “Science Art: Head Frames, Figs. 3-6, from The Design of Mine Structures, 1912.”
A train! A big ol’ train!
This image is one of many found in H.A.V. Bulleid’s Master Builders of Steam, a book about those big ol’ engines moving big ol’… Read the rest “Science Art: Longitudinal Section of “Star” Class Four-Cylinder 4-6-0, by AJ Creswell, 1963.”
Popular Science shows us how to make a cheap paper microscope that really works:
… Read the rest “This origami microscope costs less than a dollar – and you can magnify stuff by 2,000 times.”In the Foldscope, invented by Stanford University engineers, creased paper creates a scaffold, which holds
From The Colliery Manager’s Handbook … Fourth edition, revised and enlarged, an 1898 book in the British Library’s public domain collection… Read the rest “Science Art: Lancashire Boiler with Galloway Tubes, 1898”
Nature shows how one of the simplest toys out there – a loop of string with a spinning bit of paper in the middle – can be used as a life-saving diagnostic device:
… Read the rest “This homemade toy saves lives.”Growing up in India,
Science Daily brings us one step closer to a sci-fi tomorrow with researchers publishing open-source directions on making a tractor beam at home:
… Read the rest “You can now 3D-print a sonic tractor beam.”Last year Asier Marzo, then a doctoral
Nature looks into the future of Africa and sees a sunny outlook – at least as far as solar and wind power generation go:
… Read the rest “World Power: How Africa can leapfrog the world with renewable energy.”Africa’s population is booming faster than anywhere in
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