Energy Articles

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Margo Steines Margo Steines
Updated on May 22, 2025

11 Top Clean Energy Companies

Here are some clean energy companies providing sustainable power to homes and businesses.

Photo: Shuttersrtock
Brooke Becher Brooke Becher
Updated on May 21, 2025

What Is a Virtual Power Plant?

Energy consumption is at an all-time high, and is expected to keep rising. Virtual power plants, which digitally link hundreds, thousands and potentially millions of energy resources, could be the key to managing this growing demand.

Image: Built In / Shutterstock
Brooke Becher Brooke Becher
Updated on April 07, 2025

What Is a Water Battery?

This century-old technology helps stabilize the grid during peak demand and can restore power after blackouts. Here’s how it works.

Image: Peter Gudella / Shutterstock
Mike Hyzy Mike Hyzy
Updated on January 17, 2025

How Will Tech Change Humanity 25 Years From Now?

The coming decades present humanity with an opportunity to transcend our biological limitations while deepening our understanding of what it means to be human.

Image: Shutterstock / Built In
Brooke Becher Brooke Becher
Updated on January 15, 2025

What Is a Solid-State Battery?

It packs more than double the energy capacity of the conventional standard in a fraction of the size.

Image: Shutterstock
Brian Wienke Brian Wienke
Updated on December 03, 2024

How Tech Can Help Make Your Next Project More Sustainable

Make no mistake, achieving carbon neutrality and reaching sustainability goals is no easy task — but it is necessary. Here’s where to start.

Image: Shutterstock / Built In
Michael Sachse Michael Sachse
Updated on November 27, 2024

5 Big Advancements We Can Expect in Climate Tech

For Earth Day, our expert looks at some of the biggest breakthroughs poised to shake up the field of climate technology.

Image: Shutterstock / Built In
Brooke Becher Brooke Becher
Updated on November 21, 2024

What Is Battery Swapping?

Battery swapping enables EV drivers to exchange depleted car batteries quickly and conveniently for fully charged ones. 

Image: Andy.LIU / Shutterstock
Brooke Becher Brooke Becher
Updated on November 15, 2024

What Is a Microgrid?

Microgrids are self-sufficient energy systems that can connect to a main grid or operate independently, providing power to smaller geographic areas via on-site energy sources. Here’s how they work, their impact and what they hold for the future.

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Brooke Becher Brooke Becher
Updated on November 13, 2024

What Are Solar Farms?

Solar farms are power stations made up of thousands of photovoltaic panels, spanning hundreds of acres. They convert sunlight into clean, renewable energy that’s fed directly into the power grid or stored for later use. 

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