Technologies News

An artist’s impression of a terraformed Mars. Image credit: Daein Ballard / CC BY-SA 3.0.

Can We Make Mars Habitable through Terraforming?

Jun 12, 2025 by News Staff

In their new paper, Los Alamos National Laboratory planetary scientist Nina Lanza and colleagues looked at what would be needed to make the surface environment...

Srinivasan et al. demonstrated that plant-based polysaccharides showed better microplastic removal efficiency than polyacrylamide, which is commercially used for water treatment. Image credit: Srinivasan et al., doi: 10.1021/acsomega.4c07476.

Fenugreek and Okra Extracts Remove Up To 90% of Microplastics from Water Sources, Study Shows

May 6, 2025 by News Staff

In a new study by Tarleton State University scientists, okra and/or fenugreek extracts attracted and removed up to 90% of microplastics from ocean water,...

The wearable patch can simultaneously and accurately track multiple emotional signals. Image credit: Yangbo Yuan / Penn State.

Newly-Developed Stretchable, Rechargeable Device Can Detect Real Emotions

Apr 23, 2025 by News Staff

The new hybrid device combines decoupled sensors with a flexible wireless powering and transmitting module for emotion recognition, according to a research...

Thomas et al. demonstrated quantum state teleportation over a 30.2-km fiber that is populated with high-power 400-Gbps conventional data traffic; by employing various methods to suppress SpRS noise, teleportation fidelity was well maintained alongside elevated classical powers capable of transmitting many Tbps aggregate data rates. Image credit: Thomas et al., doi: 10.1364/OPTICA.540362.

Researchers Demonstrate Quantum Teleportation over Fiberoptic Cables Carrying Internet Traffic

Dec 26, 2024 by News Staff

Northwestern University researchers have successfully achieved quantum state transfer over a 30.2-km fiber carrying 400-Gbps C-band classical traffic....

Direct electrochemical reduction of carbon dioxide capture species, i.e., carbamate and (bi)carbonate, can be promising for carbon dioxide capture and conversion from point-source. Image credit: Neves-Garcia et al., doi: 10.1021/jacs.4c09744.

Researchers Find New Way to Convert Carbon Dioxide into Methane

Nov 22, 2024 by News Staff

A new class of atomically dispersed nickel catalysts directly converts captured carbon dioxide (CO2) to methane (CH4), according to Dr. Tomaz Neves-Garcia,...

MilliMobile is able to move across a variety of surfaces, including concrete and packed soil. Image credit: Mark Stone / University of Washington.

Researchers Create Autonomous Battery-Free Wireless Microrobot: MilliMobile

Sep 27, 2023 by News Staff

MilliMobile is a first of its kind battery-free autonomous robot capable of operating on harvested solar and radio frequency power. The MilliMobile prototype...

The battery charging system developed by University of West Florida students. Image credit: University of West Florida.

Researchers Create Battery Charging System for Soldiers Operating in Jungle Environments

Aug 23, 2023 by News Staff

An innovative battery charging system developed by electrical engineering students at the University of West Florida uses soldiers’ motion as they walk...

Roychand et al. show that the leaching of organic compounds from waste coffee grounds hinders the hydration reaction of cement particles, thereby significantly hampering the compressive strength of waste coffee ground-blended concrete; however, pyrolyzing waste coffee grounds at 350 degrees Celsius led to a significant improvement in its material properties, which resulted in a 29.3% enhancement in the compressive strength of the composite concrete blended with coffee biochar. Image credit: Roychand et al., doi: 10.1016/j.jclepro.2023.138205.

Researchers Turn Waste Coffee Grounds into Valuable Resource for Enhancement of Concrete Strength

Aug 22, 2023 by News Staff

A new study published in the Journal of Cleaner Production is the first to prove that waste coffee grounds can be used to improve concrete. Roychand et...

EchoSpeech requires just a few minutes of user training data before it will recognize commands and can be run on a smartphone. Image credit: Zhang et al., doi: 10.1145/3544548.3580801.

EchoSpeech: Artificial Intelligence-Equipped Eyeglasses Can Read Silent Speech

Apr 10, 2023 by News Staff

EchoSpeech, developed by Cornell University researchers, uses speakers and microphones mounted on a glass-frame and emits inaudible sound waves towards...

Digital art by Les Bossinas, Cortez III Service Corp., 1998.

Humans Will Likely Not Have Ability to Visit Nearby Exoplanets Anytime Soon, Expert Says

Jan 25, 2023 by News Staff

Astronomers recently announced the discovery of TOI-700e, a habitable-zone, Earth-sized planet some 102 light-years away in the southern constellation...

Collection location and distinctive features of the ancient Roman concrete samples used by Seymour et al. Image credit: Seymour et al., doi: 10.1126/sciadv.add1602.

Scientists Solve Mystery of Why Ancient Roman Concrete Was So Durable

Jan 10, 2023 by News Staff

Ancient Roman concretes have survived millennia, but mechanistic insights into their durability is an enigma. To solve the mystery, researchers from MIT...

Ionocaloric refrigeration would eliminate the risk of greenhouse gases escaping into the atmosphere by replacing them with solid and liquid components. Image credit: Jenny Nuss / Berkeley Lab.

Ionocaloric Cooling: Novel Method of Refrigeration Developed

Jan 4, 2023 by News Staff

Solid- or liquid-state cooling strategies often rely on caloric effects in which materials are taken through some sort of phase change. Researchers from...

Example of wireless sensor modules (A) comprising acoustoelectric RF-to-DC converters; the illustration also shows expanded views of a sensor module (B) and its acoustoelectric RF-to-DC converter (C, D). Image credit: Reza Abdolvand / Hakhamanesh Mansoorzare.

New Technology Converts Radio Frequency Signals into DC Electricity

Dec 20, 2022 by News Staff

The new technology, developed by researchers at the University of Central Florida, can reduce the electronic industry’s reliance on batteries and broaden...

A dog with the PetTrack device. Image credit: Georgia Tech.

PetTrack: New Device Tracks Pet Location and Activity Indoors

Sep 1, 2022 by News Staff

Tracking a pet’s location and activity indoors is of interest to pet owners who want to feel connected to their pet as well as of interest to pet owners...

Atmospheric water harvesting (AWH) technology and design principle of super hygroscopic polymer films (SHPFs): (a) key steps of AWH technology; (b) geographic distribution of world average annual relative humidity; regions with less than 40% relative humidity are indicated from brown to red (warm color) regions; (c) material design of SHPFs for AWH at low relative humidity; (d) qualitative comparison of different materials in terms of core requirements for practical application of AWH. Image credit: Guo et al., doi: 10.1038/s41467-022-30505-2.

Super Hygroscopic Polymer Film Can Harvest Water from Arid Air

May 31, 2022 by News Staff

Researchers at the University of Texas at Austin have developed a low-cost polymer film made of renewable biomass and hygroscopic salt that can extract...

The fully 3D-printed flexible OLED display prototype is about 1.5 inches on each side and has 64 pixels. Image credit: McAlpine Group, University of Minnesota.

Scientists 3D Print Flexible OLED Display

Jan 12, 2022 by News Staff

A team of researchers from the University of Minnesota, MIT, Korea Institute of Industrial Technology and Pusan National University has demonstrated a...

The ENGAGE device. Image credit: Northwestern University.

Researchers Create Battery-Free, Energy-Harvesting Gaming Device

Sep 4, 2020 by News Staff

A team of scientists from Northwestern University and the Delft University of Technology (TU Delft) has developed the first-ever battery-free, personal...

Conceptual illustrations of drawing on-skin electronics on paper using a 9B sketching pencil. Image credit: Xu et al, doi: 10.1073/pnas.2008422117.

Researchers Use Pencil to Draw Bioelectronic Devices on Human Skin

Jul 26, 2020 by News Staff

Scientists from the University of Missouri, the University of Illinois and Yale University have demonstrated that a combination of pencils and paper could...

The wood-based hierarchical solar steam generator: CNT - carbon nanotubes, BC - bacterial cellulose, GB - glass bubbles. Image credit: Guan et al, doi: 10.1021/acs.nanolett.0c01088.

New Device Harnesses Solar Energy to Purify Water

Jul 8, 2020 by News Staff

A team of scientists at the University of Science and Technology of China has developed an efficient and sustainable hierarchical steam generator that,...