Solar Water Heating Is All The Rage!

It is all the rage nowadays. Solar heating systems for home use are coming down in cost and going up in efficiency. They are nothing new, however, as this advertisement from 1902 shows.

[Image Credit: Public Domain]

Airborne Awesomosity

Balls 8

Eight Pratt & Whitney J57-19 turbojet engines come to life. The pilot, co-pilot, flight engineer and others are strapped in to their seats. The first streaks of dawn’s light are showing in the sky over the dry lake bed. The air is still. The behemoth begins to roll, accelerating slowly at first. After […]