Today: 4 April 2026
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Marcin Frąckiewicz

CEO of TS2 Space and founder of TS2.tech. Expert in satellites, telecommunications, and emerging technologies, covering trends in space, AI, and connectivity.

From Macintosh System 1 to macOS Sequoia: The Epic Evolution of Apple’s OS

From Macintosh System 1 to macOS Sequoia: The Epic Evolution of Apple’s OS

Apple launched the Macintosh with System 1 in 1984, introducing a graphical interface and mouse. System 7 in 1991 brought virtual memory and networking. Mac OS X arrived in 2001 after Apple acquired NeXT, shifting to a Unix-based core. Apple completed the transition to its own Silicon chips in 2022; macOS Sequoia (2024) added on-device AI and iPhone Mirroring.
11 August 2025
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Astrophotography Showdown: Sony A7 IV vs Canon EOS Ra vs Nikon D810A – Which Captures the Cosmos Best?

Astrophotography Showdown: Sony A7 IV vs Canon EOS Ra vs Nikon D810A – Which Captures the Cosmos Best?

The Sony A7 IV features a 33MP sensor with strong high-ISO performance and built-in interval shooting, priced near $2,000 new. Canon’s discontinued EOS Ra and Nikon’s D810A both offer four times standard hydrogen-alpha sensitivity for deep-sky imaging; the D810A allows up to 900-second exposures in-camera, while the Ra requires external triggers for long exposures. Used prices for the Ra and D810A range from $1,500 to $1,800.
10 August 2025
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Northern Lights Alert: Best Places, Timing & Photography Tips for 2025’s Auroras

Northern Lights Alert: Best Places, Timing & Photography Tips for 2025’s Auroras

Solar Cycle 25 is forecast to peak in July 2025 with about 115 sunspots. NOAA recorded a G2 geomagnetic storm on August 9, 2025, and issued several G1–G2 watches that month. Top aurora viewing sites include Tromsø, Svalbard, Iceland, Yellowknife, Churchill, Fairbanks, and Abisko, with best conditions from late September to March. Equinox periods in March and September raise aurora activity.
10 August 2025
Battle of the Telescopes: StellaLyra 8″ & Apertura AD8 Dobsonians vs. Vaonis Vespera II Smart Scope (2025 Comparison)

Battle of the Telescopes: StellaLyra 8″ & Apertura AD8 Dobsonians vs. Vaonis Vespera II Smart Scope (2025 Comparison)

StellaLyra 8″ and Apertura AD8 are manual 203 mm Dobsonians with 1200 mm focal lengths, while Vaonis Vespera II uses a 50 mm f/5 apochromatic refractor with a built-in camera and motorized GoTo mount. Vespera II weighs 5 kg and is compact; the Dobsonians weigh over 21 kg combined. Pricing ranges from $540–$799 for the Dobsonians to $1,690 for Vespera II. Vespera II offers digital imaging; the Dobsonians provide real-time eyepiece views.
10 August 2025
The Best Telescopes of 2025: What the Pros Are Using and What You Should Buy

The Best Telescopes of 2025: What the Pros Are Using and What You Should Buy

Orion Telescopes & Binoculars and Meade Instruments closed in 2024–2025, with High Point Scientific acquiring remaining inventory in February 2025. Synta, maker of Celestron and Sky-Watcher, settled a $32 million price-fixing case in 2023, allowing US buyers to claim up to $3,000 for purchases since 2005. New models include the Celestron RASA 6 astrograph and several advanced smart telescopes.
10 August 2025
August 2025 Night Sky Spectacles: Rare Black Moon, Nebula Treasure, Mars in Virgo & Saturn’s Shadow Show

August 2025 Night Sky Spectacles: Rare Black Moon, Nebula Treasure, Mars in Virgo & Saturn’s Shadow Show

A rare Black Moon New Moon occurs in Virgo on August 23, 2025, at 06:06 UTC. Mars passes 8 arcminutes from Beta Virginis on August 2 and appears near Porrima by August 24. Saturn’s moon Titan casts its shadow across Saturn on August 3 and August 19, with no further Titan shadow transits until the 2040s. The Dumbbell Nebula remains visible throughout August.
10 August 2025
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Six Planets Will Align in the Sky This Month—Here’s When and How to Watch the Rare “Planet Parade”

Six Planets Will Align in the Sky This Month—Here’s When and How to Watch the Rare “Planet Parade”

Six planets—Mercury, Venus, Jupiter, Saturn, Uranus, and Neptune—will align in a broad arc before dawn starting August 10. Mercury, Venus, Jupiter, and Saturn are visible to the naked eye; Uranus and Neptune need binoculars or a telescope. Venus and Jupiter appear less than a degree apart on August 11–12. The next similar alignment will not occur until February 2026.
10 August 2025
Beaver Moon 2025: November’s Supermoon Spectacle Illuminates Sky and Storytelling

Beaver Moon 2025: November’s Supermoon Spectacle Illuminates Sky and Storytelling

The Beaver Moon reaches peak illumination on November 5, 2025, at 13:19 GMT, appearing 7.9% closer and 16% brighter than an average full Moon. This supermoon will be the biggest and brightest of the year and the closest since 2019. The nearly full Moon passes within one degree of the Pleiades on November 6. No lunar eclipse will occur; 2025’s eclipses happened in March and September.
10 August 2025
Spectacular “Blood Moon” Eclipse: Everything to Know About September 2025’s Full Moon

Spectacular “Blood Moon” Eclipse: Everything to Know About September 2025’s Full Moon

A total lunar eclipse will occur on September 7, 2025, with totality lasting about 82–83 minutes, the longest since 2022. Up to 6.2 billion people could see at least part of the event. The full Moon, called the Corn Moon in 2025, will appear slightly larger than average but is not classified as a supermoon. The eclipse will be visible in India late at night and in Perth, Australia, early on September 8.
10 August 2025
iPad Pro 11 vs The Best Tablets of 2025 – Ultimate Premium Tablet Showdown

The Ultimate Flagship Tablet Showdown 2025: iPad Pro vs Galaxy Tab S9 Ultra vs Surface Pro (and More)

Apple’s 2024 iPad Pro 13″ starts at $1,299 with an OLED display and M4 chip, offering about 10 hours of battery. Samsung’s Galaxy Tab S9 Ultra features a 14.6″ AMOLED screen, S Pen, and starts at $1,199. Microsoft’s Surface Pro (2024) ARM model reached 12h17m battery in tests. Lenovo’s Tab Extreme, with a 14.5″ OLED, starts at $949 and includes a stylus.
10 August 2025
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2025 Flagship Smartphone Showdown: Apple vs. Samsung vs. Google (and More) in the Battle for Phone Supremacy

2025 Flagship Smartphone Showdown: Apple vs. Samsung vs. Google (and More) in the Battle for Phone Supremacy

Samsung’s Galaxy S25 Ultra leads with a 200 MP main camera, three telephotos, and built-in S Pen at $1,299. Apple’s iPhone 16 Pro Max features a 48 MP camera, A18 Pro chip, titanium frame, and costs about $1,199. Google’s Pixel 9 Pro XL offers a 50 MP main, 48 MP tele, and seven years of updates. Foldables like Galaxy Z Fold 7 and Oppo Find N5 expand to 8" inner displays, weighing around 215–229 g.
9 August 2025
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Battle of the 2025 Ultrabook Flagships: MacBook vs Windows vs Chrome – Which Reigns Supreme?

Battle of the 2025 Ultrabook Flagships: MacBook vs Windows vs Chrome – Which Reigns Supreme?

Apple’s MacBook Air 13" (M3) starts at $999, weighs 2.7 lb, and offers a 13.6" IPS display. Dell XPS 13 Plus features a 13.4" OLED screen, weighs 2.8 lb, and starts at $1,299. Lenovo ThinkPad X1 Carbon Gen 11 weighs 2.5 lb, lasts over 15 hours, and starts at $1,299. HP Dragonfly Pro Chromebook offers a 14" touch display, weighs 3.3 lb, and starts at $999.
9 August 2025
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Next-Gen GPU Showdown: Nvidia RTX 50-Series vs AMD RX 9070 XT vs Intel Arc B580

Next-Gen GPU Showdown: Nvidia RTX 50-Series vs AMD RX 9070 XT vs Intel Arc B580

Nvidia’s RTX 5090 launched in early 2025 with 92 billion transistors, 32 GB GDDR7, and sold out rapidly amid reports of 12VHPWR cable melting. AMD’s RX 9070 XT, priced at $599, matches or beats Nvidia’s RTX 5070 Ti in benchmarks and value. Intel’s Arc B580 debuted at $249, delivering up to 120 FPS at 1080p. New AI features and frame generation tech rolled out across all major cards.
9 August 2025
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Android 17’s Massive Upgrades Revealed: Features, Leaks, Release Date & How It Outshines Android 14 & 15

Android 17’s Massive Upgrades Revealed: Features, Leaks, Release Date & How It Outshines Android 14 & 15

Android 17, codenamed Cinnamon Bun, maps to API level 37 and is set to stabilize in Q2 2026. Material 3 Expressive UI becomes default, and Desktop Mode brings a PC-like interface to external displays. Security features include enhanced Factory Reset Protection and encrypted Intrusion Logging. Vulkan 1.4 is mandatory, and large-screen app resizability is required for foldables and tablets.
9 August 2025
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Grok 4: Inside Elon Musk’s Most Powerful (and Controversial) AI Chatbot Yet

Elon Musk’s ‘Spicy’ AI Mode Sparks NSFW Deepfake Scandal – Why Women Are the Targets of a New AI Porn Crisis

Grok Imagine, xAI’s image and video generator on X, can produce uncensored nude deepfakes of female celebrities like Taylor Swift and Melania Trump, but refuses similar requests for men, according to tests by The Verge and Gizmodo. The tool’s gender bias and explicit outputs have triggered public backlash and condemnation from the White House. New U.S. and UK laws now criminalize sharing or creating non-consensual AI-generated nudes.
9 August 2025
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Stock Market Today

  • CDW Shares Show 18.4% Undervaluation Amid Recent Price Weakness
    April 4, 2026, 12:59 AM EDT. CDW's recent share price closed at $122.01, reflecting a 14.1% decline over the past year and underperforming its industry peers. Despite this weakness, a Discounted Cash Flow (DCF) analysis suggests the stock is undervalued by 18.4%, with an intrinsic value estimated at $149.61 per share. CDW reported a trailing twelve-month free cash flow of approximately $1.07 billion, with projections reaching $1.24 billion by 2027. The company trades at a price-to-earnings (P/E) ratio of 14.6, well below the electronic industry's average of 29.4, indicating cautious investor sentiment amid concerns over technology demand, IT spending priorities, and market competition. Investors should weigh these valuation insights against sector dynamics and budget discipline trends influencing CDW's market perception.
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