David Kuchta, Ph.D. has 10 years of experience in gardening and has read widely in environmental history and the energy transition. An environmental activist since the 1970s, he is also a historian, ...

Learn how to make a simple lemon battery and use it as an emergency phone charger in this hands-on science experiment. Watch ...

Chris Drumm is a lifelong gamer with a BA in English writing and years of experience writing articles and news online. He's played hundreds of games in dozens of genres, enjoyed them all, and put more ...