The Physics and Math of Soccer (Popularity: )

Discusses shape of a soccer ball, spin effects, motion of projectiles.
Category: Science\Physics\Classical Mechanics

Planet X: The Facts, The Myths (Popularity: )

examines the ancient and modern myths about a mysterious planet.
Category: Science\Anomalies and Alternative Science\Planet X

LiftPort - The Space Elevator Company (Popularity: )

Offering information and project documents by a company aiming to construct space elevators.
Category: Science\Technology\Space\Launch Vehicles

LiftPort - The Space Elevator Company (Popularity: )

Company devoted to building a vital and highly profitable infrastructure for off-world industry. The Space ...
Category: Science\Technology\Space\Colonization

SaVi satellite constellation visualization (Popularity: )

Software to view the movement of multiple satellites in two and three dimensions. View Iridium, ...
Category: Science\Technology\Space\Satellites

Genesis: Bringing Solar Wind Down to Earth (Popularity: )

Space.com's complete coverage on the Genesis spacecraft and its unfortunate crash landing on September 8, ...
Category: Science\Technology\Space\Missions

The Puzzling World of Barry R. Clarke (Popularity: )

Brain teasers, articles and puzzles forum.
Category: Science\Math\Recreations\Games and Puzzles

Aviator's Guide to GPS (Popularity: )

Get a feel for using digital readout and moving-map GPS receivers with this book's unique, ...
Category: Science\Earth Sciences\Geomatics\Global Positioning System

Clarke Energy (Popularity: )

Supplier of gas powered generators, landfill gas recovery and generation plant, combined heat and power ...
Category: Science\Technology\Energy\Renewable