Tech gets metal to mimic natural rose petal powers

A new technology lets researchers use metal to create nature-inspired surfaces with unique powers, including rose petals' water-repelling ability.

Mike Krapfl-Iowa State • futurity
Aug. 31, 2020 ~6 min

Tags: materials-science metals biomimicry science-and-technology

A zap controls liquid metal at room temp

With a bit of voltage, researchers have shown they can turn droplets of liquid metal into streams the diameter of a human hair.

Matt Shipman-NC State • futurity
July 28, 2020 ~5 min

Tags: electricity materials-science metals science-and-technology liquids

X-rays offer clues to armor on Henry VIII’s warship

X-ray analysis of three brass links from Henry VIII's warship the Mary Rose offers clues to life onboard.

Peter Thorley-Warwick • futurity
April 28, 2020 ~5 min

Tags: history archaeology united-kingdom metals society-and-culture ships

Composite metal foams pass a hot test

Composite metal foams can pass so-called "simulated pool fire testing" with flying colors, report researchers.

Matt Shipman-NC State • futurity
March 23, 2020 ~5 min

Tags: materials-science temperature metals science-and-technology foam

Middle East war refugees have biomarkers for PTSD

War refugees from Syria and Iraq show biomarkers for post-traumatic stress disorder and other mental health problems, a new study shows.

Kim Ward-Michigan State • futurity
March 11, 2020 ~2 min

Tags: war biomarkers refugees metals middle-east health-and-medicine post-traumatic-stress-disorder-ptsd

Lasers transform metal into ‘perfect’ solar absorber

Researchers have used femto-second laser pulses to etch nano-sized designs onto black metal, turning it into a solar energy absorber.

Bob Marcotte-U. Rochester • futurity
Feb. 5, 2020 ~4 min

Tags: lasers materials-science renewable-energy metals science-and-technology

‘Chameleon’ metal changes in response to heat

Like a chameleon changing color in response to its environment, researchers have found a way to use heat to change the surface structure of liquid metal.

Mike Krapfl-Iowa State • futurity
Jan. 13, 2020 ~3 min

Tags: heat polymers metals science-and-technology shape-memory-alloys smart-technology

Team uses plastic to make super light 18-carat gold

Love gold but not how heavy it is? Researchers used plastic to create an incredibly lightweight 18-carat gold that weighs about five to 10 times less.

Peter Rüegg-ETH Zurich • futurity
Jan. 10, 2020 ~4 min

Tags: materials-science gold metals featured science-and-technology plastics weight

Platinum is great at splitting water for a surprise reason

Understanding why platinum is the best catalyst for splitting water could lead to cheaper ways to make hydrogen fuel.

Kevin Stacey-Brown • futurity
Jan. 2, 2020 ~4 min

Tags: chemistry water hydrogen metals science-and-technology earth-and-environment renewable-fuels catalysts platinum

3D-printed ‘David’ is just 0.1 mm tall

3D-printing has created two tiny versions of Michelangelo's "David," one 1 mm tall, and the other just one-tenth the size of that.

Peter Rüegg-ETH Zurich • futurity
Dec. 18, 2019 ~3 min

Tags: art 3d-printing metals featured science-and-technology copper

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