A conversation with a lithium-ion battery pioneer

On the eve of receiving the Japan Prize, Dr. Yoshino looks back at his battery research that helped pave the way for today’s booming lithium-ion market. Read More

It won't be easy, but Hawaii should speed up its transition to clean energy

The state has made major progress in its shift from oil to renewables but there’s still a lot to be done, according to a new report analyzing its ongoing transition. Read More

Lyft is buying carbon offsets to cover all of its rides

That's more than 1 million trips daily across the U.S. Read More

Walmart to double EV charging network with Electrify America

Attention shoppers, fast charging is on its way at 100 locations. Read More

Why Uber is buying e-bike sharing startup Jump Bikes

Here are six reasons why the ride hailing giant wants in on an e-bike network. Read More

Investors keep early-stage cleantech alive with lessons learned

The cost to fund and grow young science and hardware startups has dropped in recent years, says the investors of a new firm. Read More

What's behind the California bill to ban internal combustion car sales by 2040

A bold bill follows in the footsteps of England, France, China and others. Read More

The future of sustainable transportation is — Uber Pool?

The rise of self-driving cars could be a disaster unless many of those cars get more than one occupant. Read More

How drones are lowering the cost of clean energy

Will most wind turbines get a shower from an unmanned aerial vehicle one day? Read More