Electronics

New “exascale” supercomputers will bring breakthroughs in science. But the technology also exists to study nuclear weapons

A new stick-on ultrasound patch can record the activity of hearts, lungs and other organs for 48 hours at a time

A “replication crisis” in mathematics raises questions about the purpose of knowledge

An integration of soft materials, sensors and flexible electronics is bringing robotic “skin” closer than ever to reality

They could find use as protective material, 3-D printer “ink” or longer-lasting batteries

The method could extend the lifetime of lithium-metal batteries by 30 percent, a new study suggests

New imaging tech could probe beyond corners, inside the body, and more

FaceBit tracks a face covering’s fit and wear time, as well as its wearer’s vital signs

The device can sit beneath a bandage and send infection alerts directly to a smartphone

The U.S. Congress needs to uphold the freedom to repair electronic devices

The consumer devices track pollutants as well as CO₂—a proxy for potentially virus-laden human breath

In a bid to reduce waste, a proposed regulation would require phones and other small electronics to switch to USB-C