A project called 'Liter of Light' is hoping to bring light to places that need it most, by using DIY lamps made from plastic bottles. Mashable caught up with the founder of the project to hear how it ...

While first developed as a practical power source during the 1950s, solar systems were too expensive for mainstream use until the 1970s. Starting from their early use to power Cold War era military ...

(NEXSTAR) — The sun has been active over the last few days, prompting solar radiation events, a strong flare event, and now, multiple coronal mass ejections (CMEs), which could bring the northern ...