Optical diffraction patterns and almost-holograms made with a MOPA laser engraving machine
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Showing only topics with the tag "materials".
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How the Golden Gate Bridge works
15 votes -
Swedish startup Saveggy launches pilot scheme for edible, plastic-free packaging for cucumbers – innovative solution made from just two ingredients: rapeseed oil and gluten-free oat oil
21 votes -
Lighthouse of Alexandria rises again: giant blocks resurface after 2,000 years
25 votes -
Catalytic converters are simple, but getting them to work is not
29 votes -
For more than ten years, experts have been painstakingly planning to move three 1,000-year-old vessels—the Oseberg, Gokstad and Tune—about 115 yards to their new home in Oslo
16 votes -
Cathedral-like health centre in Copenhagen aims to boost wellbeing – designed by architecture studio Dorte Mandrup for the historic Nørrebro district
16 votes -
Stones have been ‘overfished’ from the sea – here's how Denmark's rocky reefs are being restored
7 votes -
The battle for sand: murders, impunity and environmental destruction in the Dominican Republic
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We tested Radius beef for plastic chemicals
14 votes -
How to build a 13th-century castle in rural France
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Jessica Joslin
13 votes -
The sinking of the Sleipner A offshore platform in 1991
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Denmark's National Museum unveils gaming piece which is believed to be the first portrait of a Viking – figurine depicts man with imperial moustache, braided beard and a neatly-groomed hairstyle
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Pioneering method turns plastic into fuel with 95% efficiency
35 votes -
Norway's Olympic gold medallists Marius Lindvik and Johann André Forfang accept three-month suspensions for suit-tampering at the 2025 FIS Nordic World Ski Championships
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Building ultra cheap energy storage for solar PV
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In Norway's far north, members of the Sámi minority and environmental activists are trying to block the construction of a copper mine
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Norway's Northern Lights project is seen as a model for efforts to pump carbon dioxide deep into wells, but high costs remain an obstacle
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Making a realistic sculpture of Trogdor the Burninator
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He sucks sins through his nose | Sculpting a medieval demon
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Malaysia no longer takes US plastic waste, creating a dilemma for California
42 votes -
Steel reinvented: inside the world’s first plant to burn no fossil fuels [tour]
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Norwegian town of Ulefoss sits on top of a rare earth deposit – the reserves could help to reduce the EU's dependency on China for the elements needed in tech such as phones
6 votes -
The hidden engineering of floating bridges
17 votes -
Beware of the “lasagna cell”: The danger of food and metals
31 votes -
A company called Inventwood is starting to mass-produce "superwood"
34 votes -
The robot sculptors of Italy
12 votes -
Disappearing polymorph
42 votes -
Glass bottles found to contain more microplastics than plastic bottles
31 votes -
Meeting client requirements of a 200-year design life for the Kruunuvuori Bridge in Finland demanded ingenuity in structural engineering and material choices
13 votes -
Was there a Norwegian island of New Zealand? Stewart Island was home to a significant proportion of Norwegian settlers and whalers.
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We took the back off a Michelangelo and it took seven months | Saving Michelangelo’s Epifania cartoon
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In 1903, a Norwegian farmer discovered an ornate piece of wood sticking out of the mud – one year later, an almost totally intact Viking ship burial had been uncovered
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I tried to make something in America (The Smarter Scrubber experiment)
50 votes -
Ever wondered what it takes to mass-produce a new consumer product? I went inside the factories behind one of the most exciting tools I've seen — the new eufyMake E1, 3D-texture UV printer.
19 votes -
Sweden's recycling centres overflowing with clothes after EU-wide ban on throwing away textiles – municipalities eager to have fast fashion giants take responsibility
29 votes -
How one company secretly poisoned the planet
15 votes -
Outsourcing responsibility: explosion at Optima Belle
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Outsourcing responsibility: Explosion at Optima Belle
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A glass Chicago building killed thousands of migrating birds until dots were added to the windows
12 votes -
World’s first gene-edited spider produces red fluorescent silk
15 votes -
Troupe of world-class sand sculptors have descended on Hundested in Denmark, as the town prepares to open its 14th annual sand sculpture festival
8 votes -
Ancient Roman wooden water pipe made from hollow tree trunks unearthed beneath a street in Belgium
23 votes -
This 200-year-old lighter ignites without a spark
27 votes -
I went down a rabbit hole trying to recycle all my tech waste
6 votes -
ALICE detects the conversion of lead into gold at the Large Hadron Collider
29 votes -
On the Norwegian coast, a tree is transformed into a boat the old-fashioned way at the Hardanger Maritime Centre museum
8 votes -
Nearly 70% of Swedish territory is covered by forests, with half belonging to the private sector – what does that mean for the nation's economic and environmental ambitions
8 votes -
A 1903 proposal to preserve the dead in glass cubes
16 votes