This video explains the SCAM Mechanical Advantage system and demonstrates limb walk techniques for arborists and tree climbers. Step-by-step instructions highlight how to efficiently move along ...

From the farthest reaches of outer space to the freezing tundra of the Antarctic, the "Alien" series has gone to some truly wild places. But if you're having trouble keeping track of all the ...

Women and Black patients are more likely to suffer life-changing complications from advanced heart and blood vessel procedures, a trio of new studies says. Persistent over-dilation of muscle ...

Is there an Outer SpaceX? With 3I/ATLAS set to fly by Earth in just over a week, experts continue to speculate over its origins. Harvard Scientist Avi Loeb believes that if aliens, the comet wouldn’t ...