Kam Jeck Kie

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Flexible supercapacitor is made of paper

A new flexible, paper-based supercapacitor could power wearable electronics.<p>The device uses metallic nanoparticles to coat cellulose fibers in the …

Nanotech

Printed thermoelectric devices to power wearables using body heat

<b>A low-cost way of making scalable circuits that convert body heat into current could be key to biosensor development for wearables</b><br>Using the heat of …

A way to cause graphene to self-fold into 3-D shapes

(Phys.org)—A team of researchers with Johns Hopkins University and MIT has found a way to cause flat sheets of graphene to self-fold into 3-D …

New material can turn seawater into hydrogen for fuel cell cars

In a new paper published in <i>Energy & Environmental Science</i>, the new nanomaterial is said to be an ultrathin film of titanium dioxide with nanocavities …

Metallized paper makes for flexible, foldable supercapacitors

If batteries are the marathon runners of the energy storage world, then supercapacitors are sprinters: great for short bursts of power but not so …

Nanotech

Tomorrow's firefighters will have near-superhuman abilities

Firefighting gear has evolved continuously since the 1600s to keep pace with the challenges that firefighters face, such as the numerous blazes that are currently ravaging Northern California. During the colonial days, structures routinely burned to the ground because firefighters simply lacked the …

How Evaporation from Lakes and Reservoirs Could Sustainably Power a Nation

When we think of renewable energy sources that could help replace the burning of climate-altering carbon-based fuels, solar panels and wind turbines …

10 Reasons Why Self-Taught Engineers are the Best in the World

When it comes to learning, passion is essential. Because if you have passion you have the boundless energy you need to overcome the challenges you …

Streamer

19 Websites That Will Make You Smarter

Here's a list of websites that will actually make you smarter:<p><b>Digital Photography School—</b> Read through this goldmine of articles to improve your photography skills; they're helpful even if you're a complete beginner. There's also an active forum where you can find a community of other photographers …