Engineering

New research leads to lighter and greener bridges

The past 60 years have not seen any fundamental change to the design of bridge decks for suspensions bridges—best known in Denmark from the Great Belt Link. To accommodate the request for ever longer bridges, the Technical ...

Engineering

How fire causes office-building floors to collapse

Engineers and technicians at the National Institute of Standards and Technology (NIST) spent months meticulously recreating the long concrete floors supported by steel beams commonly found in high-rise office buildings, only ...

Engineering

Building with algorithms: Looking for the optimal design

How can computers help design optimal buildings? Ph.D. student Koen van der Blom makes algorithms that take into account all kinds of different architectural requirements, in order to reach the best compromise. And that is ...

Engineering

Engineers 3-D print flexible mesh for ankle and knee braces

Hearing aids, dental crowns, and limb prosthetics are some of the medical devices that can now be digitally designed and customized for individual patients, thanks to 3-D printing. However, these devices are typically designed ...

Engineering

Urbach Tower offers view of self-shaping architecture

Oh, those leaning towers are so yesterday. Tech-watching sites, rather, are talking about a tower that does not lean; it is just as interesting as it is a self twisting tower. This is the Urbach Tower.

Energy & Green Tech

Bio-based chemicals could reduce fossil fuel use

Petrochemicals, the oil- and gas-derived compounds that serve as the molecular backbones for much of modern commerce, commanded a $539.3 billion market value in 2018.

Robotics

Reptilian robots are spies in the wild

EPFL scientists designed, built and remote-controlled the robotic structures of a crocodile and a lizard for a field experiment, in the depths of Africa, in collaboration with the BBC. The robots are featured in today's episode ...