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Nové pohledy na gravitaci a časoprostor: Je všechno jinak?

Einsteinova teorie relativity otřásla naším chápáním vesmíru, ale i po sto letech se vynořují nové otázky. Je časoprostor skutečně zakřivený, nebo existují alternativy? Proč vlastně fyzikové tak usilovně pátrají po teorii kvantové gravitace? Nedávné studie naznačují, že příběh gravitace a struktury reality je možná mnohem komplikovanější a zajímavější, než si myslíme. http://www.osel.cz/14074-nove-pohledy-na-gravitaci-a-casoprostor-je-vsechno-jinak.html

3d | osel.cz
What’s Your Blood Type? This Is How It Can Affect Your Heart Health

If you don't already know your blood type, you're going to want to find out so you can learn more about your risk for heart disease. https://www.cnet.com/health/medical/what-blood-type-how-affect-heart-health/#ftag=CADf328eec

3d | cnet.com
How to Speed Up a Website: Improve Your Loading Speeds With These 9 Tips

Visitors won’t stick around if your site is slow. Speed things up with simple fixes like removing unused themes and plugins, installing a CDN or switching web hosts. https://www.cnet.com/tech/services-and-software/how-to-speed-up-a-website/#ftag=CADf328eec

3d | cnet.com
2.4GHz vs. 5GHz Wi-Fi: Which Wi-Fi Band Is Right for Your Home?

Choosing the right Wi-Fi band can make a big difference in your internet connection. Here’s what you need to know. https://www.cnet.com/home/internet/wi-fi-2-4ghz-vs-5ghz-which-wi-fi-band-is-right-for-your-home/#ftag=CADf328eec

3d | cnet.com
New Viral Airbike Looks Like a Star Wars Speeder Bike video

Here's everything we know about the Airbike from Volonaut, a startup that just recently came out of stealth mode. https://www.cnet.com/videos/new-viral-airbike-looks-like-a-star-wars-speeder-bike/#ftag=CADf328eec

3d | cnet.com
New Viral Airbike Looks Like a Star Wars Speeder Bike

Here's everything we know about the Airbike from Volonaut, a startup that just recently came out of stealth mode. https://www.cnet.com/roadshow/news/new-viral-airbike-looks-like-a-star-wars-speeder-bike/#ftag=CADf328eec

3d | cnet.com
 NYT Strands hints and answers for Monday, May 19 (game #442)

Looking for NYT Strands answers and hints? Here's all you need to know to solve today's game, including the spangram.

https://www.techradar.com/computing/websites-apps/nyt-strands-today-answers-hints-19-may-2025

 How to watch Nvidia's Computex 2025 keynote

Nvidia is holding a Computex keynote address from CEO Jensen Huang. Here's how to tune in.

https://www.techradar.com/computing/how-to-watch-nvidias-computex-2025-keynote

 NYT Connections hints and answers for Monday, May 19 (game #708)

Looking for NYT Connections answers and hints? Here's all you need to know to solve today's game, plus my commentary on the puzzles.

https://www.techradar.com/gaming/nyt-connections-today-answers-hints-19-may-2025

 I've been using the Logitech MX Master 3S' gaming-influenced alternative, and it could be your next mouse

The Razer Pro Click V2 is a comfortable, ergonomic mouse designed for productivity, but with high-performance hardware. It's an excellent MX Master alternative.

https://www.windowscentral.com/accessories/mice/razer-pro-click-v2-review

Windows 11’s May update brings a smorgasbord of new features
Show HN: A web browser agent in your Chrome side panel

Hey HN,

I'm excited to share BrowserBee, a privacy-first AI assistant in your browser that allows you to run and automate tasks using your LLM of choice (currently supports Anthropic, OpenAI, Gemini, and Ollama). Short demo here: https://github.com/user-attachments/assets/209c7042-6d54-4fc...

Inspired by projects like Browser Use and Playwright MCP, its main advantage is the browser extension fo

My Top Recommendations for Totally Off-Grid Home Security Tech

If you want home security devices like cams and sensors that don't need the internet or even wiring, I have you covered. https://www.cnet.com/home/security/my-top-recommendations-for-totally-off-grid-home-security-tech/#ftag=CADf328eec

3d | cnet.com
 4 features we know are coming to Wear OS 6 this year

Wear OS 6 is coming this year, and it's bringing big changes for Google wearables and beyond. Here's what you can expect from the big update.

https://www.techradar.com/health-fitness/fitness-trackers/4-features-we-know-are-coming-to-wear-os-6-this-year

 I see the Dell 14 Plus, and all I can think about is her: Inspiron Plus

Looking for a new Dell laptop? The old Inspiron seems like a better choice, but does the Dell 14 Plus offer something that its predecessor doesn’t?

https://www.laptopmag.com/laptops/dell-14-plus-vs-dell-inspiron-14-plus

 Scream 7 is one of my most-anticipated new horror movies – here are 5 things I want to see

I'm counting down the days until Scream 7 is released, so in preparation for the return of one of the best horror franchises, here are five things I want to see.

https://www.techradar.com/streaming/scream-7-is-one-of-my-most-anticipated-new-horror-movies-here-are-5-things-i-want-to-see

Winners and Losers: Sony Sony WH-1000XM6 meets Samsung’s slim-pickings

It’s a Bank Holiday weekend edition of winners and losers so before you fire up the BBQ, check in on your tech favourites to see who’s responsible for this week’s tasty bangers. The big news in the mobile realm this week came from the pre-Google I/O Android Show where Google revealed Android 16s fancy new [...]

The post Winners and Losers: Sony Sony WH-1000XM6 meets Samsung&#

 Gears of War: Reloaded — Release date, price, and everything you need to know

Gears of War: Reloaded is a new remaster of the classic game, and it's coming to Xbox, PC, and PlayStation 5. Here's everything you need to know.

https://www.windowscentral.com/gaming/xbox/gears-of-war-reloaded-release-date-price-and-everything-you-need-to-know

Thinking about investing? This $55 tool can help you get started.
A Week of Symfony #959 (May 12–18, 2025)

This week, development activity focused on polishing Symfony 7.3 ahead of its final release in two weeks. We also continued publishing articles highlighting the new features of Symfony 7.3 and shared updates about the upcoming SymfonyOnline June 2025 conference.… https://symfony.com/blog/a-week-of-symfony-959-may-12-18-2025?utm_source=Symfony%20Blog%20Feed&utm_medium=feed

3d | Symfony
What the law says about buying property or protecting sites on the Moon

April 2025 was a busy month for space.

Pop icon Katy Perry joined five other civilian women on a quick jaunt to the edge of space, making headlines. Meanwhile, another group of people at the United Nations was contemplating a critical issue for the future of space exploration: the

 Computex 2025: live from the world's biggest computing event

Computex 2025 is the world's biggest computing show where companies like AMD, Nvidia and Qualcomm show off their latest devices - and we're reporting live from the show floor in Taipei, Taiwan.

https://www.techradar.com/news/live/computex2025

I use this clever $21 USB-C gadget weekly, and I bet you don’t have one
Intel Lunar Lake půl roku od vydání, kalibrace HDR pro KDE Plasmu 6.4

Týden v GNOME přináší nový web a vylepšený Mutter, beta verze KDE Plasmy 6.4.0 a novinky v aplikacích, vývojová verze Wine 10.8, další inženýr přes Linux v AMD má zlepšit podporu Ryzenů. https://www.root.cz/clanky/intel-lunar-lake-pul-roku-od-vydani-kalibrace-hdr-pro-kde-plasmu-6-4/?utm_source=rss&utm_medium=text&utm_campaign=rss

3d | root.cz
StEnSea: Masivní betonové bubliny na dně oceánu mohou uchovávat energii

Tým německé Fraunhoferovy společnosti vyvíjí pozoruhodné fyzikální baterie v podobě dutých betonových sfér, které se ponoří na dno v hloubce několika set metrů. Energie se do nich vkládá vypumpování vody ve vnitřní dutině a odebírá se otevřením ventilu, po němž proniká dovnitř okolní voda. Technologie je to jednoduchá, potenciál prý veliký. http://www.osel.cz/14073-stensea-masivni-betonove-bubliny-na-dne-oceanu-mohou-uchovavat-energii.html

3d | osel.cz
Doctor Who: ‘The Interstellar Song Contest’ review: Camp!

Spoilers for “The Interstellar Song Contest.”

No, really, spoilers from here on out.

Much like Eurovision itself, that was a lot, wasn’t it?

And much like every other episode this season, “The Interstellar Song Contest” was overstuffed, excessive and brutally short. It was also a lot of fun, even if the sheer volume of plot that I wish we’d had more time to e

3d | Engadget
What to read this weekend: A brief history of humankind's many apocalypses

These are some recently released titles we think are worth adding to your reading list. This week, we read Apocalypse: How Catastrophe Transformed Our World and Can Forge New Futures, a compelling new history book by science journalist Lizzie Wade, and Behemoth, a riveting mini-series for Dark Horse that explores the classic idea of a kaiju attack from a horrifying... inside perspective.

3d | Engadget
Xbox will let you pin up to three favorite games to your homescreen

You'll soon be able to get into your favorite games even faster with the updated Xbox home screen. According to Microsoft, Xbox Insiders are due to get three new customization options later this week that will make their dashboard feel a little more personal. As detailed in

3d | Engadget