Nickel alloy in e-cig devices may harm lungs

Nickel alloy heating elements in e-cigarette devices may pose more risk for significant lung injury than nicotine, THC, or vitamin E do, a new study shows.

Anne Warde-UC Irvine • futurity
Oct. 2, 2020 ~6 min

Tags: covid-19 electronic-cigarettes lungs metals health-and-medicine

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

We're using microbes to clean up toxic electronic waste – here's how

Within the growing mountains of electronic waste, precious metals lie waiting to be recovered.

Sebastien Farnaud, Professor of Bio-innovation and Enterprise, Coventry University • conversation
Aug. 19, 2020 ~6 min

Tags: pollution recycling landfill groundwater bioremediation e-waste electronic-waste precious-metals

A rush is on to mine the deep seabed, with effects on ocean life that aren't well understood

Companies are eager to mine the deep ocean for valuable mineral deposits. But scientists are concerned about impacts on sea life, including creatures that haven't even been discovered yet.

Elizabeth Mendenhall, Assistant Professor of Marine Affairs and Political Science, University of Rhode Island • conversation
Aug. 17, 2020 ~9 min

Tags: mining minerals oceans marine-biology metals international-law clean-energy-future law-of-the-sea international-seabed-authority

Why shaving dulls even the sharpest of razors

Human hair is 50 times softer than steel, yet it can chip away a razor’s edge, a new study shows.

Jennifer Chu | MIT News Office • mit
Aug. 6, 2020 ~7 min

Tags: imaging research metals school-of-engineering materials-science-and-engineering dmse

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

Gold rush, mercury legacy: Small-scale mining for gold has produced long-lasting toxic pollution, from 1860s California to modern Peru

Small-scale gold mining operations in developing countries are major sources of toxic mercury pollution, using techniques that haven't changed much since the California Gold Rush 150 years ago.

Jasmine Parham, Ph.D. Student in Biology, Duke University • conversation
May 28, 2020 ~10 min

Tags: amazon air-pollution mercury mining mine-tailings california us-history gold metals peru toxic-waste minamata-convention

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

Lasers could turn regular metal surfaces into bacteria killers

A new method can turn any metal surface into an antimicrobial material by changing its texture with lasers, researchers report.

Kayla Wiles-Purdue • futurity
April 9, 2020 ~4 min

Tags: bacteria lasers health-and-medicine metal

Mesoamerican copper smelting technology aided colonial weaponry

Spanish conquerors depended on indigenous expertise to keep up their munitions supplies, archaeologists have found.

David L. Chandler | MIT News Office • mit
March 31, 2020 ~7 min

Tags: history social-sciences latin-america research metals mexico school-of-engineering materials-science-and-engineering dmse

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