Elon Musk's Hyperloop hype ignores practical problems

You've got to hand it to Elon Musk - he certainly dreams big. The entrepreneur loves to take on tough technical challenges and turn them into business opportunities. He revolutionized online payment services with PayPal, ...

Targeting product design for the developing world

Designing products for the developing world can be a hit-or-miss endeavor: While there may be a dire need for products addressing problems, such as access to clean water, sanitation and electricity, designing a product that ...

Pushing microscopy beyond standard limits

Engineers at the California Institute of Technology (Caltech) have devised a method to convert a relatively inexpensive conventional microscope into a billion-pixel imaging system that significantly outperforms the best available ...

Underwater propulsion from a 3D printer

Octopods, which are also known as octopuses or squid, are considered to be the most intelligent invertebrates. In fact, they have been referred to as the "sages of the sea". They are capable of learning; they can open tin ...

page 27 from 40