Scientists from several major research institutions have determined that, on average, ecosystems must shift 0.42 kilometers (approximately half of a mile) each year to keep pace with current climate changes. The shifts are projected to be greatest in dry, arid ...

Optibike recently presented a new electrical bicycle model, called Optibike OB1, which features a patented motorized bottom bracket. The bicycle allows the rider to pedal as much as he or she would like to, as the thumb throttle easily powers ...