New calcium battery lasts 1,000 cycles, offering lithium alternative
As the world moves toward renewable energy and electric vehicles, the need for better batteries is becoming more urgent. Today, most devices — from...
Smartwatches could detect depression relapse weeks before symptoms return
A simple wearable device such as a smartwatch could one day help prevent the return of major depression by warning people weeks or even...
Think before you type: Study warns AI chats may expose your private life
As artificial intelligence chat tools become part of daily life at work, school, and home, many people may be sharing more personal information than...
New 3D printing ink made from wood waste can be recycled with water
3D printing has changed how products are designed and manufactured, allowing engineers and designers to create complex objects layer by layer from digital models.
The...
New tree-inspired cooling method could solve AI data center heat crisis
Artificial intelligence is transforming the world, but it comes with a hidden cost: enormous heat.
Modern AI data centers pack thousands of powerful processors into...
Robotic arm can feel like part of the body—if it moves at the right...
As artificial intelligence advances, future prosthetic arms may be able to move on their own to assist users with daily tasks.
But for these devices...
Scientists create “liquid solar battery” that works without electricity
One of the biggest challenges of renewable energy is what happens when the sun is not shining.
Solar panels produce electricity during the day, but...
Meet the new TikTok, same as the old TikTok
After a legislative ban, a trip to the Supreme Court, and repeated deadline extensions, TikTok recently made a deal to spin out an American...
Smart earbuds could soon detect early signs of cognitive decline
Earbuds may soon do much more than play music or take phone calls.
According to a new international study, the same devices millions of people...
New device can hide your heartbeat from radar surveillance
Imagine sitting at your desk during a normal workday. You log into your computer, unaware that a built-in sensing system could be tracking your...
Scientists identify key bottlenecks slowing sodium-ion batteries
Sodium-ion batteries are emerging as a promising alternative to today’s lithium-ion batteries.
While lithium-ion technology powers everything from smartphones to electric cars, lithium is relatively...
New compact device turns sunlight and waste heat into clean hydrogen at 28% efficiency
Hydrogen is often described as a fuel of the future because when it is used, it produces only water instead of harmful emissions.
But making...
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AI can ask another AI for a second opinion on medical scans
A new study published in Nature Machine Intelligence explores how artificial intelligence (AI) can help doctors analyze medical images more efficiently. Researchers from Monash...
Scientists clear the efficiency hurdle for organic solar cells
Researchers have identified a key mechanism responsible for the lower efficiencies of organic solar cells and shown a way that this hurdle might be...
Your iPhone will soon be able to track your mental health with iOS 17,...
When Apple’s latest software updates drop this month, users will have access to mental health and wellness features unlike anything currently available in a...
3D printed parts now match digital designs more accurately, thanks to MIT
3D printing has become one of the most exciting tools in modern manufacturing, used to create everything from airplane wings to medical implants.
It allows...
Scientists develop new green material for refrigerators and air conditioners
In a new study, researchers have developed an eco-friendly solid that could be used in most refrigerators and air conditioners.
The new green material can...




















