Search results for “ENG : alucation”

Wild-Inspired Robotic Arms

Learn how one company took inspiration from nature to reinvent the robotic arm in this video excerpted from NOVA: “Making Stuff Wilder.” Host and technology columnist David Pogue meets with engineer Heinrich Frontzek to find out about the Bionic Handling Assistant—a machine modeled after an elephant

How Safe is Graphene?

How safe is graphene when it’s used in face masks and other consumer and professional products? In this episode of Risk Bites, nanotechnology expert Professor Andrew Maynard looks at what’s known about the potential health risks associated with the engineered nanomaterial graphene, and how consume

The natural water cycle

The natural water cycle is powered from solar energy. Its thermal radiation evaporates water from oceans, lakes and rivers into water vapour. As precipitation, the water enters lakes, rivers and groundwater and eventually flows into the sea. Author: 3sat/nano, mirror TV, Christine Voges, R. Engelk

6 Signs Someone Is Hiding Their Depression

Do you feel that someone close to you has internal struggles that they fight every day? Many people bottle up their emotions and conceal their depression all to themselves. These feelings can hurl your friend into a state of despair and isolation that can be difficult for them to escape. If you su

Structure and function of a giraffe neck

A giraffe's neck is up to 2.50 meters long, weighs around 250 kilograms and is held in place by only one tendon and seven cervical vertebras. It is a particular challenge to the vascular system when the giraffe bends its head down to drink. Author: ZDF/Terra X/R.Marel/C.Gerisch/SpiegelTV/Jochen Sch