As the owner of a 3-year-old laptop, I feel the finite lifespan of lithium batteries acutely. It’s still a great machine, but the cost of a battery replacement would take me a significant way down the ...

Lithium batteries are about 93% cheaper than they were 15 years ago, making energy storage projects economically viable where ...

Batteries based on sodium ions are entering mass production. Some researchers say they could ultimately be a cheaper, safer alternative to lithium in electric cars and other energy applications.

The Li-ion batteries that power everything from smartphones to electric cars are usually packed in rigid, sealed enclosures that prevent stresses from damaging their components and keep air from ...

Batteries are part of everyday life, powering everything from phones and laptops to electric cars. Most rechargeable ...