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Ocean microplastics have become a major source of concern, especially since they are so hard to track down, but researchers found an ingenious solution using satellites.

Ocean plastics have become a major source of concern for evironmental conservationists and public health professionals in recent years, and there hasn’t been a good way to track how these plastics are moving or their concentrations. But now, researchers from the University of Michigan have developed an ingenious way to track the ebb and flow of these microplastics around the world thanks to NASA satellites.


Solarseven/iStock.

Microplastics are the remnant pieces of larger plastics that have disintegrated over time due to chemical and physical processes, and are typically measured as less than 5mm in size. The underlying plastic compounds remain intact even as the plastic fiber or particle gets physically smaller, and plastics do not chemically decompose.

Spotify ramps up policing after complaints of ‘artificial streaming.’

Spotify, the world’s most popular music streaming subscription service, has reportedly pulled down tens and thousands of songs from its platform, which were uploaded by an AI company Boomy, which came under the suspicion of ‘artificial streaming.’

Spotify took down around 7% of the AI-generated tracks created by Boomy, whose users have, till date, created a total of 14,591,095 songs, which the company claims is 13.95% of the world’s recorded music.

It simply does not make sense to keep the disks spinning.

Data storage on hard drives will soon become a thing of the past, according to an expert Shawn Rosemarin, who also owns a company selling solid-storage solutions. According to Rosemarin, we could see the last hard drive being sold in just about five years from now, PC Gamer.

Most computer users have long migrated to cloud storage solutions when it comes to safely storing their data. With content being streamed on smartphones and tablets practically everywhere, there is little reason to own a hard drive these days.

A new study in Nature hunted down another piece to the aging puzzle. In five species across the evolutionary scale—worms, flies, mice, rats, and humans—the team honed in on a critical molecular process that powers every single cell inside the body and degrades with age.

The process, called transcription, is the first step in turning our genetic material into proteins. Here, DNA letters are reworked into a “messenger” called RNA, which then shuttles the information to other parts of the cell to make proteins.

Scientists have long suspected that transcription may go awry with aging, but the new study offers proof that it doesn’t—with a twist. In all five of the species tested, as the organism grew older the process surprisingly sped up. But like trying to type faster when blindfolded, error rates also shot up.

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On Wednesday, Google unveiled the second generation of its Pathways Language Model (PaLM), called PaLM 2. The new large language model (LLM) will power the latest version of the company’s ChatGPT-rivalling artificial intelligence (AI) chatbot, Bard, and Google has claimed to have significantly improved the capabilities of its latest AI model over its predecessor. The list of upgrades to PaLM is similar to the changes that OpenAI announced with the release of its latest LLM, Generative Pre-trained Transformer (GPT)-4, but with a few key differences.

What is Google PaLM 2?

In a blog post announcing the rollout, Zoubin Ghahramani, vice-president at Google’s AI research division DeepMind, said that PaLM 2 is a “state-of-the-art language model with improved multilingual, reasoning and coding capabilities.”

Artificial intelligence could potentially replace 80% of jobs “in the next few years,” according to AI expert Ben Goertzel.

Goertzel, the founder and chief executive officer of SingularityNET, told France’s AFP news agency at a summit in Brazil last week that a future like that could come to fruition with the introduction of systems like OpenAI’s ChatGPT.

“I don’t think it’s a threat. I think it’s a benefit. People can find better things to do with their life than work for a living… Pretty much every job involving paperwork should be automatable,” he said.

Most of Mars appears to be an endless expanse of alien desert, without a river or lake in sight. However, liquid water definitely existed in the planet’s distant past. A new paper has also suggested that it’s also possible small quantities of water still might exist in places that otherwise appear barren.

Before China’s Zhurong (also known as Phoenix) rover went into hibernation mode last May, researchers from the National Astronomical Observatories and the Institute of Atmospheric Physics of the Chinese Academy of Sciences discovered something unexpected. Zhurong was exploring the Utopia Planitia region, which is near the planet’s equator. No liquid water was thought to exist at those latitudes. Yet when the rover beamed back data from its Multispectral Camera (MSCam), Navigation and Terrain Camera (NaTeCam), and Mars Surface Composition Detector (MarSCoDe), there was possible evidence for liquid water having been present less than half a million years ago.

“[Our findings] suggest [features] associated with the activity of saline water, indicating the existence of water process on the low-latitude region of Mars,” the researchers said in a study recently published in Science Advances.

O.o!!!


The unification of general relativity and quantum theory is one of the fascinating problems of modern physics. One leading solution is Loop Quantum Gravity (LQG). Simulating LQG may be important for providing predictions which can then be tested experimentally. However, such complex quantum simulations cannot run efficiently on classical computers, and quantum computers or simulators are needed. Here, we experimentally demonstrate quantum simulations of spinfoam amplitudes of LQG on an integrated photonics quantum processor. We simulate a basic transition of LQG and show that the derived spinfoam vertex amplitude falls within 4% error with respect to the theoretical prediction, despite experimental imperfections.