Blue lagoon, Iceland. I think I've already posted something about the blue spa lagoon but it just looks so gorgeous!
Glass Skywalking Around Tianmen Mountain, China #darleytravel
Moorea, French Polynesia
A Billion Degrees of Separation: TEMPERATURE - From absolute zero to 'absolute hot'
Kaua‘i's natural gifts are unparalleled in Hawaii, the USA, and the world.
Somewhere in Ubud, Bali - Indonesia.
Dark Matter and Dark Energy: The Mystery Explained (Infographic)
This is a circuit that explains on how to build a NPN or PNP transistor tester. This is useful when building RF circuits and need to know if the transistor that you're going to use is bad or good.
Arenal Volcano, in Spanish Volcán Arenal, is an active andesitic stratovolcano in north-western Costa Rica around 90 km northwest of San José, in the province of Alajuela, canton of San Carlos, and...