The treatment of gastrointestinal and urinary system diseases has long been plagued by limitations of traditional drug delivery methods, such as low drug concentration at target sites, lack of ...

Ello!<BR><BR>So, a homopolar generator is really simple, at least in concept. Get a conductive disk spinning inside a magnetic field and the axel & edge acrue a voltage differential.<BR><BR>My ...

For more than a century, engineers have chased new ways to turn the planet’s natural motions into usable power, from tides to geothermal heat. Now a small group of physicists says Earth’s own magnetic ...