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Opera revealed today that it will launch a new AI-powered browser built on its own engine for iOS in Europe. The Norway-based company announced the change following the news that Apple is going to allow alternative browser engines to run on iOS as a result of the requirements of the European Digital Markets Act (DMA). The changes will allow developers to offer browsers that are not based on the WebKit browser engine.

Apple currently requires third-party browsers to use WebKit, which is the same browser engine that underpins its own Safari browser. In order to comply with the DMA, Apple will begin allowing developers to submit non-WebKit-based browsers, for both web browser apps and for developers offering in-app browsers for displaying web pages within their iOS apps.

Opera says the changes will allow it to provide iPhone users with an AI-powered alternative to Safari.

Tesla has confirmed a new Model 3 Performance configuration is coming, but the big questions of when it is and what changes it will have remain up in the air.

Early in 2024, Tesla removed the Performance configuration from the Model 3’s list of available trims. It was the most expensive of the three Model 3 offerings, but it still qualified for the EV Tax Credit.

With the rollout of the new Model 3 ‘Highland’ globally, Tesla has not yet finalized a Performance version of the vehicle. Currently, it only offers two variants: the Rear-Wheel-Drive and Long Range.

In a new study published in Science today, JILA and NIST (National Institute of Standards and Technology) Fellow Jun Ye and his research team have taken a significant step in understanding the intricate and collective light-atom interactions within atomic clocks, the most precise clocks in the universe.

Using a cubic lattice, the researchers measured specific energy shifts within the array of strontium-87 atoms due to dipole-dipole interactions. With a high density of atoms, these mHz-level frequency shifts—known as cooperative Lamb shifts—were spectroscopically studied. These shifts were studied spatially and compared with calculated values using imaging spectroscopy techniques developed in this experiment.

These cooperative Lamb shifts, named because the presence of many identical atoms in a tightly confining space modifies the electromagnetic mode structure around them, are an important factor as the numbers of atoms in clocks continue to grow.

A team of researchers from Tohoku University and Okinawa Institute of Science and Technology (OIST) has achieved significant advancement in the field of microfluidics, allowing for precise and efficient manipulation of fluids in three-dimensional microscale environments. This work opens up new possibilities for bioanalytical applications, such as cell separations in the realm of medical diagnostics.

Details of their breakthrough were published in the journal Microsystems & Nanoengineering on January 22, 2024.

Microfluidic devices are designed to handle minuscule fluid volumes, allowing researchers to perform analyses and processes with remarkable precision and efficiency.

Two tech titans are now duking it out in the headset wars. Apple’s Vision Pro and Meta’s Quests offer different price points, different specs, and most importantly, different visions of the future of virtual reality. And both have big hurdles to clear. This week on TechCheck, why the headset battle is Apple’s to lose.

Chapters:
0:00 – Who will win the headset wars?
0:42 – The case for Apple.
5:35 – The case for Meta.
7:56 – The case for both… or neither.

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