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New electric car battery could last for 1 million miles

A new lithium-ion battery for electric cars is safe, has high power, and can last for a million miles. Electric car batteries typically require a...

World’s smelliest fruit could charge your smartphone

Imagine if we could use naturally-grown products, like plants and fruit, to store electricity that charges commonly used electronics like smartphones, tablets, laptops or...

Layered solar cells gain highest power-conversion efficiencies to date

The future's getting brighter for solar power. Researchers from CU Boulder have created a low-cost solar cell with one of the highest power-conversion efficiencies to...

New multi-material solar cells set new efficiency standard

Scientists create highly efficient and stable tandem solar cell, one of the best-performing reported to date. Researchers from the University of Toronto Engineering and King...

High energy Li-Ion battery is safer for electric vehicles

A lithium-ion battery that is safe, has high power and can last for 1 million miles has been developed by a team in Penn...

Graphene, perovskites, and silicon — an ideal tandem for efficient solar cells

Graphene Flagship researchers successfully combined graphene with tandem perovskite-silicon solar cells to achieve efficiencies of up to 26.3%. Moreover, they envisioned a new manufacturing method...

Potassium metal battery emerges as a rival to lithium-ion technology

From smartphones to solar power, to electric cars, humanity is increasingly dependent on batteries. As demand for safe, efficient, and powerful energy storage continues to...

Data centers aren’t the energy hogs we thought

Although demand for data has increased rapidly, massive efficiency gains by data centers have kept their energy use roughly flat over the past decade,...

Data centers use less energy than you think

If the world is using more and more data, then it must be using more and more energy, right? Not so, says a comprehensive...

Scientists develop simple self-charging battery to power electronic devices

A new type of battery combines negative capacitance and negative resistance within the same cell, allowing the cell to self-charge without losing energy. This has...