Phase-Change Material

Casper's Snow Max Hybrid claims to keep you cool and supported -- here's how it stacks up, according to our sleep experts.

Sustainable mattresses are out there, but you usually have to pay through the nose for your eco-friendliness. Can the Avocado Eco Organic mattress offer an affordable alternative without compromising on quality?

These mattress deals from Casper, Saatva and more are a dream. And they're all on sale now.

Phase change memory, or PCM for short, works by shifting between two physical states: crystallized (with low resistance) and amorphous (with high resistance). Think of it as...

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Cool down with bedding essentials from Casper, Purple, Brooklinen, Cozy Earth and more.

Liquid metal, planet-like nanodroplets have been successfully formed with a new technique developed at RMIT University, Australia. Like our own planet Earth, the nanodroplets feature an outer "crust," a liquid metal "mantle," and a solid "core."

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Motors are everywhere in our day-to-day lives—from cars to washing machines. A futuristic scientific field is working on tiny motors that could power a network of nanomachines and replace some of the power sources we use in devices today.

A close look at the pros and cons of the Cocoon Chill mattress

A new heat storage material could help to significantly improve the energy efficiency of buildings. It can be used to store surplus heat and release it back into the environment when needed. Unlike existing materials, the new one can absorb significantly more heat, is more stable, and is made of harmless substances.

An organic bed is an eco-friendly alternative to the traditional mattress, although its construction isn't always vegan-friendly. Avocado might have a solution for you.

Thuma, known for its high-end bed frames and bedroom furniture, has recently added a premium hybrid mattress to its product line. Is it worth your attention?

Precise control of light is a crucial requirement in optical imaging, sensing, and communication. Traditional lenses employed for the purpose have limitations, necessitating more precise and compact solutions. To address this need, researchers have developed metalenses, ultrathin lenses constructed from nanomaterials that are smaller in size than the wavelength of light. These sub-wavelength elements provide the…

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This will simplify the design process and allows a near-optimal composite phase change material.

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We've picked the three best memory foam options for you

Is the GhostBed Luxe really the world's coolest mattress?