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New tech could double the power harvested from ocean waves

Researchers have developed prototype technology that can double the power harvested from ocean waves, in an advance that could finally make wave energy a...

Blue hydrogen may be worse than gas, coal

“Blue” hydrogen – an energy source that involves a process for making hydrogen by using methane in natural gas – is being lauded as...

Scientists find new way to quadruple microbatteries’ energy density

Weighing about as much as two grains of rice but with the energy density of a much larger, heavier battery, the researchers’ packing-free design...

New material offers ecofriendly solution to converting waste heat into electricity

Perseverance, NASA’s 2020 Mars rover, is powered by something very desirable here on Earth: a thermoelectric device, which converts heat to useful electricity. On Mars,...

Home heat pumps could cut pollution and save money, shows study

Deploying residential heat pumps more widely across the United States has the potential to help reduce carbon pollution while also saving homeowners money, according...

New stretchable sensor material could power wearable electronics under extreme cold

A new material designed by researchers at the University of Toronto's Faculty of Applied Science & Engineering combines the flexibility of human skin with...

Stinkweed could make a greener jet fuel, study finds

A common farm weed could make a “greener” jet fuel with fewer production-related environmental impacts than other biofuels, a new study indicates. Growing the weed,...

Your phone’s dark mode may not actually save much battery power, shows study

When Android and Apple operating system updates started giving users the option to put their smartphones in dark mode, the feature showed potential for...

New material could help produce cheaper, better all-solid-state lithium batteries

Researchers from the University of Science and Technology of China (USTC) have designed a novel material to make all-solid-state lithium (Li) batteries less costly...

Dark mode may not save your smartphone’s battery life as much as you think,...

When Android and Apple operating system updates started giving users the option to put their smartphones in dark mode, the feature showed potential for...