Engineering news

Engineering

Finding keyholes in metals 3-D printing

Additive manufacturing's promise to revolutionize industry is constrained by a widespread problem: tiny gas pockets in the final product, which can lead to cracks and other failures.

Engineering

Researchers look to computing's past to unlock 3-D-printed mechanical logic gates for the future

Taking a page from the past, Lawrence Livermore National Laboratory scientists and engineers are combining mechanical computing with 3-D printing as part of an effort to create "sentient" materials that can respond to changes ...

Engineering

Scientists develop a reference target for orbital satellites measures calibrating

For the first time, an international team of scientists from Russia, Estonia and Finland has analyzed the operation of a target panel built in the southeast of Estonia to calibrate orbital satellites and to ensure maximally ...

Engineering

Digital PLL achieves a power consumption of 0.265 mW

Scientists at Tokyo Institute of Technology have developed an advanced phase-locked loop (PLL) frequency synthesizer that can drastically cut power consumption. This digital PLL could be an attractive building block for Bluetooth ...

Engineering

Japan upgrades downpour forecasts before Tokyo 2020

With an eye on the Tokyo 2020 Olympics, Japanese researchers are developing a new system to accurately forecast torrential downpours—known in Japan as 'guerilla rainstorms'—30 minutes before they strike.

Engineering

A transformer to drive the transition from AC to DC

EPFL researchers have developed a compact and efficient medium-frequency transformer. Their device is poised to enhance the flexibility and efficiency of tomorrow's smart grids and DC power distribution networks. An EPFL-made ...

Engineering

Giving keener 'electric eyesight' to autonomous vehicles

Autonomous vehicles relying on light-based image sensors often struggle to see through blinding conditions, such as fog. But MIT researchers have developed a sub-terahertz-radiation receiving system that could help steer ...

Engineering

Teaching self-driving cars to predict pedestrian movement

By zeroing in on humans' gait, body symmetry and foot placement, University of Michigan researchers are teaching self-driving cars to recognize and predict pedestrian movements with greater precision than current technologies.

Engineering

Using artificial intelligence to engineer materials' properties

Applying just a bit of strain to a piece of semiconductor or other crystalline material can deform the orderly arrangement of atoms in its structure enough to cause dramatic changes in its properties, such as the way it conducts ...