Your ideal body fat percentage can depend on your age, sex, and activity level. Tracking movement and calories can help determine your body’s healthiest weight. No number is a complete picture ...

What is 3D bioprinting? 3D bioprinting is the utilization of 3D printing technologies to fabricate body parts. Bioprinters work in a similar way to 3D printers. However, instead of depositing ...

And they can regenerate parts of its heart, spinal cord and brain. “This species is quite peculiar,” said biologist Arturo Vergara, who supervises axolotl preservation efforts in various ...