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Scientists discover extremely hot brown dwarf, preying by companion

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Scientists have discovered a brown dwarf — WD0032-317B — orbiting its star at around 1,400 light years away, allowing them to gain further insight into how a nearby star eats its companion.

These brown dwarfs are stars full of gas, emanating luminosity, also regarded as a protostar. It is reported that the atmosphere of brown dwarfs is the same as Jupiter however, their size is 13 to 80 times large.

According to space.com, at that mass, these objects begin to fuse hydrogen isotopes in their cores, but they aren’t enough massive to spark the kind of full self-sustaining stellar fusion that powers stars like our sun.

Scientists have said that this newly discovered brown dwarf is different from other brown dwarfs, according to research accepted by the journal Nature Astronomy.

While measuring the surface temperature of the dwarf, researchers found that it was 7,700 Degree Celsius.

This is an illustration of a brown dwarf that would appear magenta or orange-red to the human eye if seen close up. — Nasa
This is an illustration of a brown dwarf that would appear magenta or orange-red to the human eye if seen close up. — Nasa

The researchers in the discovery suggested that the object got an assist from the star it orbits, which is very near to its sun, an ultra-hot white dwarf — so close that its year lasts just 2.3 hours.

According to the Science Alert report, that proximity means WD0032-317B is tidally locked, with one side forever facing its star while the other faces away.

Researchers noted that because of this, the brown dwarf is only superheated on one side; even though its day side temperature reaches 13,900 F, its night side is a comparatively balmy 1,900 to 4,900 F (1,000 to 2,700 C).

“That’s the most extreme temperature differential astronomers have measured on a substellar object,” researchers opined.

However, these conditions are not believed to last long as its molecules continue to fall apart, and the brown dwarf is being evaporated by its host star.

The researchers also noted that the discovery could help them understand what happens to Jupiter-like gas giants orbiting extremely hot, massive stars, the observation of which can be challenging due to the properties of the stars, such as their activity and rotation rate.

This space activity will allow scientists to study how extremely hot stars gradually eat their companions.

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Cybersecurity firm reports exposure of sensitive DeepSeek data on the internet.

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The New York-based cybersecurity firm Wiz has discovered a cache of sensitive data from the Chinese artificial intelligence business DeepSeek that was mistakenly exposed to the public internet.

In a blog post released on Wednesday, Wiz reported that examinations of DeepSeek’s infrastructure revealed that the company had inadvertently exposed over a million lines of unencrypted data. The materials were digital software keys and chat logs that seemingly documented prompts transmitted from consumers to the company’s complimentary AI assistant.

The chief technical officer of Wiz stated that DeepSeek promptly safeguarded the data following the notice from his organisation.

“It was removed in under an hour,” stated Ami Luttwak. “However, this was exceedingly easy to locate, leading us to believe we are not the sole discoverers.”

DeepSeek did not promptly respond to a request for comment.

DeepSeek’s rapid success after the introduction of its AI helper has exhilarated China and incited concern in America. The Chinese company’s evident capacity to rival OpenAI’s skills at a significantly reduced cost has raised concerns regarding the viability of the business models and profit margins of U.S. AI behemoths like Nvidia and Microsoft.

By Monday, it surpassed the U.S. competitor ChatGPT in downloads from Apple’s App Store, prompting a worldwide decline in technology stocks.

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WhatsApp launches bulk channel management functionality

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WhatsApp has initiated testing of a bulk channel administration feature on iOS for select beta users, enabling the simultaneous selection of many channels, hence enhancing the efficiency of managing following channels.

This essential update enables users to perform bulk activities, including muting many channels simultaneously, designating them as read, and altering notifications. If the chosen channels are muted, users will now have the option to activate notifications. Users can swiftly silence unmuted channels in one action.

Additionally, this feature enables users to unfollow many channels simultaneously, thereby optimizing the process of decluttering their channel list. This change is particularly beneficial for users that oversee numerous subscriptions, as reported by WABetaInfo.

Previously, users were required to manage each channel individually, rendering tasks such as muting or designating channels as read laborious and time-consuming.

The functionality provides enhanced flexibility and control over channel subscriptions, enabling users to efficiently manage notifications. The solution streamlines laborious operations for consumers who subscribe to numerous channels, hence enhancing their entire experience.

Accessibility
The bulk management feature is presently accessible exclusively to a limited number of beta testers who installed the latest WhatsApp beta for iOS using the TestFlight application. WhatsApp, owned by Meta, plans to expand the feature’s availability to a larger user base in the next weeks.

This update demonstrates WhatsApp’s dedication to enhancing user experience by offering a clear and efficient method for managing channels and notifications.

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Pakistani internet slowdown: ongoing submarine cable issue

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Even after two weeks, the global submarine cable AAA-1 problem that was discovered on January 2 near Qatar has not been fixed, causing sluggish internet connection in several Pakistani towns.

According to a representative for Pakistan Telecommunication Company Limited (PTCL), the issue has affected customers’ capacity to effectively access social media applications and browse the online. Even with initiatives to fix the problem, social networking sites still lag during busy times.

Internet traffic has been redirected via alternate channels to lessen the impact, and more capacity has been set up to stabilize the service.

The PTCL representative promised that “Internet service across the country is operating normally, and there will be no issues with web browsing,” noting that social media applications’ lag is common during

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