Detectors

An Electronic Fiber for Stretchable Sensing

The phrase ‘liquid metal’ may bring to mind something hazardous, like mercury or molten steel. But in the Laboratory of Photonic Materials and Fiber Devices (FIMAP) in EPFL’s School of...

Upper Body Robotic Exoskeleton

This lightweight, portable garment is designed for active shoulder and elbow positioning.

Wi-Fi Signals Can Measure Heart Rate — No Wearables Needed

Traditionally, measuring heart rate requires some sort of wearable device, whether that be a smart watch or hospital-grade machinery. But new research from engineers at the...

Built-In Smart Sensors Can Prevent Lithium-Ion Battery Fires Before They Start

New smart sensors can help detect dangerous internal failures in lithium-ion batteries before they escalate into fires or explosions, say researchers from the University of Surrey. Read on to learn more.

Low-Cost Technology for Detecting, Measuring Lead Concentrations in Water

Engineers at MIT, Nanyang Technological University, and several companies have developed a compact and inexpensive technology for detecting and measuring lead concentrations in water, potentially enabling a significant advance in tackling this persistent global health issue. Read on to learn more.

Robots React to Danger Like Humans

In the midst of the co-development of artificial intelligence and robotic advancements, developing technologies that enable robots to efficiently perceive and respond to their surroundings like humans has...

Brain-Like Computer Steers Rolling Robot With 0.25 Percent of the Power Needed by Conventional Controllers

Analog computing is making a comeback with hardware that processes and stores information in the same location, similar to biological...

Careful Heating Unlocks Unprecedented Sensitivity to Pressure in Semiconductor Materials

Stronger cell phone signals, more accurate sensors, and cleaner energy may be achieved by adding a simple step to the industrial fabrication process of...

Your Skin Is Breathing — This New Wearable Device Can Measure It.

Northwestern University researchers have developed the first wearable device for measuring gases emitted from and absorbed by the skin. By analyzing these gases, the device...

Tiny, Soft Robot Flexes Its Potential as a Life Saver

A tiny, soft, flexible robot that can crawl through earthquake rubble to find trapped victims or travel inside the human body to deliver medicine may seem like science fiction, but an...

A Lighter, Smarter Magnetoreceptive Electronic Skin

Imagine navigating a virtual reality with contact lenses or operating your smartphone under water — this and more could soon be a reality thanks to innovative e-skins. A research team...

New Atom-Based Thermometer Measures Temperature More Accurately

Scientists at the National Institute of Standards and Technology (NIST) have created a new thermometer using atoms boosted to such high energy levels that they are a thousand...

An Innovative Sensing Platform for Ultrahigh Sensitivity in Conventional Sensors

New research unlocks the power of exceptional points (EPs) for advanced optical sensing. In a study published in Science Advances , a team showed that these unique EPs — specific conditions in systems where extraordinary optical phenomena can occur — can be deployed on conventional sensors to achieve a striking sensitivity to environmental perturbations. Read on to learn more.

Sensors for ‘Smart’ Wound Bandage Track Healing, Immune Response

Researchers from Skoltech and the University of Texas at Austin have presented a proof-of-concept for a wearable sensor that can track healing in sores, ulcers, and other kinds of chronic skin wounds, even without the need to remove the bandages. Read on to learn more.

Morphing Robot Turns Challenging Terrain to Its Advantage

From mountain goats that run up near-vertical rock faces to armadillos that roll into a protective ball, animals have evolved to adapt effortlessly to changes in their environment....

Breakthrough in High-Performance Oxide-Ion Conductors Using Rubidium

Oxide-ion conductors enable oxide ions (O2-) to be transported in solid oxide fuel cells (SOFCs), which can run on diverse fuels beyond hydrogen, including natural gas,...

Engineers Enable a Drone To Determine Its Position in the Dark and Indoors

In the future, autonomous drones could be used to shuttle inventory between large warehouses. A drone might fly into a semi-dark structure the size of several...

A New Home for Sustainability Robotics

The world is currently facing significant environmental challenges and complex demands related to infrastructure and natural ecosystems. To address these issues, viable solutions that are both...

Backup System Can Keep an Airplane on Course When It Cannot Rely on GPS Satellites

Dangling from a weather balloon 80,000 feet above New Mexico, a pair of antennas sticks out from a Styrofoam cooler. The antennas are listening for signals...

AI-Trained Vehicles Can Adjust to Extreme Turbulence on the Fly

In nature, flying animals sense coming changes in their surroundings, including the onset of sudden turbulence, and quickly adjust to stay safe. Engineers who design aircraft...