A cool tool can be any book, gadget, software, video, map, hardware, material, or website that is tried and true. All reviews on this site are written by readers who have actually used the tool and ...
Out of nothing, nature makes something. First there is hard rock planet; then there is life, lots of it. First barren hills; then brooks with fish and cattails and red-winged blackbirds. First an ...
No one really knows. The conventional wisdom is that oil descends from algae from eons ago. Lots and lots of algae. Unimaginable mounds of dead algae in quantities no longer found on this planet, ...
In a darkened Las Vegas conference room, a cheering audience waves cardboard wands in the air. Each wand is red on one side, green on the other. Far in back of the huge auditorium, a camera scans the ...