The mammalian liver has an extraordinary regenerative capacity, capable of fully restoring its mass and function after injury ...

This amazing tutorial shows you how to make a LEGO safe with a key card access system, combining creativity and engineering ...

Learn how to build five mini LEGO safes with simple, easy-to-follow tutorials perfect for all skill levels. Each safe features a unique locking mechanism, including secret buttons, levers, keys, ...

Dual use technologies are innovations that have both civilian and military applications. Notable examples include advanced semiconductors, ...