Physical Sciences

How Do Hydraulic Brakes Work?

If you’ve ridden in a modern car, bus, truck, aircraft, or even on certain bicycles, you’ve used hydraulic brakes. You most certainly have used them, but do you know how they work? Find out with this quiz.

Scientists Create Superconducting Semiconductor Material

Scientists have long sought to make semiconductors that are also superconducting, thereby enhancing their speed and energy efficiency and enabling new quantum technologies. However,...

New Cooling Technique Could Make Computer Chips More Powerful

As more devices get piled onto computer chips to increase processing power capacity, heat generation becomes increasingly concentrated. This heat must be removed to keep chip...

New Products

See the new products, including Plasmatreat's HydroPlasma, a solution for the removal of stubborn contaminants from glass and metal surfaces; TDK Corporation's 3000-watt TDK-Lambda brand HWS3000G programmable AC-DC power supplies; Zircotec's new range of proprietary ceramic coatings; Thermo Fisher Scientific's expanded solutions for battery manufacturers; and more.

Robotic Skin Allows Tiny Robots to Navigate Complex, Fragile Environments

Researchers at the University of California San Diego have developed a soft robotic skin that enables vine robots that are just a few millimeters wide to navigate convoluted paths and fragile environments. Read on to learn more.

Powerful and Precise Multi-color Lasers Now Fit on a Single Chip

A few years ago, researchers in Michal Lipson’s Columbia Engineering lab noticed something remarkable. They were working on a project to design high-power chips that could...

Breaking the Thermal Conductivity Barrier with Boron Arsenide

University of Houston researchers have made a groundbreaking discovery in thermal conductivity, overturning an existing theory that boron arsenide (BAs) couldn’t compete with...

Flexible Metal-Free Magnetic Gel for Soft Robotics

Soft robots, medical devices and implants, and next-generation drug delivery methods could soon be guided with magnetism — thanks to a metal-free magnetic gel developed by researchers at the University of Michigan and the Max Planck Institute for Intelligent Systems in Stuttgart, Germany. Read on to learn more about it.

Programming Robots with Rubber Bands

From sorting objects in a warehouse to navigating furniture while vacuuming, robots today use sensors, software control systems, and moving parts to perform tasks. The harder the task or more complex the...

A New Magnetic Transistor for More Energy-Efficient Electronics

Transistors, the building blocks of modern electronics, are typically made of silicon. Because it’s a semiconductor, this material can control the flow of electricity in a...

A New Material That Could Change Electronics

A research team led by physicists Ming Yi and Emilia Morosan from Rice University has developed a new material with unique electronic properties that could enable more powerful and...

Utilizing Acoustic Signals for Autonomous Swarm Formation in Micro-Robots

Animals like bats, whales, and insects have long used acoustic signals for communication and navigation. Now, an international team of scientists have taken a page from nature’s playbook to model micro-sized robots that use sound waves to coordinate into large swarms that exhibit intelligent-like behavior. Read on to learn more.

Flexible Conductive Skin Gives Robots the Human Touch

A team of engineers has developed a low-cost, durable, highly-sensitive robotic ‘skin’ that can be added to robotic hands like a glove, enabling robots to detect information about their surroundings in a way that’s similar to humans. Read on to learn more.

FAU Engineers Design New Autonomous System to Monitor Arctic Ice Melt

Researchers from the College of Engineering and Computer Science at Florida Atlantic University have proposed a design for an alternative, autonomous observational method, which holds promise for improving the autonomy of marine vehicles, aiding in maritime missions, and gaining a deeper understanding of how melting Arctic sea ice affects marine ecosystems. Read on to learn more.

Meet SMSPDs: Superconducting Microwire Single-Photon Detectors

Plans are underway to create more powerful particle accelerators, whose collisions will unleash large subatomic storms. How will researchers sift through the chaos? Read on to find out.

Device Eliminates Vortices and Vibration

An EPFL Ph.D. student has developed a 3D-printable clever device that significantly dampens the flow-induced vibration caused by rotating parts.

A New Window into Earth’s Upper Atmosphere

Between 50 and 100 kilometers (30-60 miles) above Earth’s surface lies a largely unstudied stretch of the atmosphere, called the mesosphere. It’s too high for airplanes and weather balloons,...

Tiny Fans on the Feet of Water Bugs Could Lead to Energy Efficient Mini Robots

A new study explains how tiny water bugs use fan-like propellers to zip across streams at speeds up to 120 body lengths per second. The researchers then created...

Black Metal Could Give a Heavy Boost to Solar Power Generation

In the quest for energy independence, researchers have studied solar thermoelectric generators (STEGs) as a promising source of solar electricity generation. Unlike the...

Thin Film Sensor for Ultra High-Temp Measurement

Innovators at NASA Johnson Space Center have developed a thin film sensor that measures temperatures up to 1200 °F, and whose prototype successor may achieve measurements up to ~3000 °F — which was the surface temperature of the Space Shuttle during its atmospheric reentry. Read on to learn more.

New Technique Could Accelerate Noise-Free Superconducting Qubits for Quantum Computing

A research team led by scientists at Lawrence Berkeley National Laboratory (Berkeley Lab) has developed a new fabrication technique that could improve noise robustness in superconducting qubits, a key technology for enabling large-scale quantum computers. Read on to learn more.

Products of Tomorrow

See the products of tomorrow, including a new tunable laser that uses a series of rings to smoothly emit many light wavelengths from a single chip; a smart capsule called PillTrek, which can measure pH, temperature, and a variety of different biomarkers; and more.

Light-Propelled Flying Structures Aim to Study Earth’s Upper Atmosphere

A new study introduces a novel way to reach a largely unstudied stretch of the atmosphere, between 30-60 miles above Earth’s surface, the mesosphere. Researchers have introduced a new way to explore it: lightweight flying structures that can float using nothing but sunlight.

Friction That Cools

How can a horde of active robots be automatically brought to a standstill? By arresting their dynamics in a self-sustained way. This phenomenon was discovered by physicists at Heinrich Heine University Düsseldorf (HHU)...

AI Shapes Autonomous Underwater “Gliders”

Marine scientists have long marveled at how animals like fish and seals swim so efficiently despite having different shapes. Their bodies are optimized for efficient, hydrodynamic aquatic...

Growing a Whole-Brain Organoid

Johns Hopkins University researchers have grown a novel whole-brain organoid, complete with neural tissues and rudimentary blood vessels — an advance that could usher in a new era of research into neuropsychiatric disorders such as autism.

Using AI to Perfect the 3D Printing of Metals

Professor Ashif Iquebal together with Professor Aviral Shrivastava and their team at Arizona State University are developing methods for improving the quality of highly critical metal parts manufactured using 3D printing.

PGUOM Can Block Noise Without Blocking Air

The Zhang Lab’s latest advance, Phase Gradient Ultra-Open Metamaterial (PGUOM), centers on broadband silencing. Read on to learn more about it.