Top 15 Fresh Tech News Headlines (Last 24 Hours : as of March 31, 2026)

Here’s a concise summary of the latest developments :

South Korean AI chip startup Rebellions secured $400 million in fresh funding ahead of its planned IPO. Led by Samsung Catalyst with participation from existing backers; funds will accelerate next-gen AI inference chips.

Microsoft unveiled multi-model AI workflow upgrades and early-access rollout of Copilot Cowork, letting users run multiple AI models simultaneously in one session.

Former Coatue Management partner launched an enterprise AI agent startup and closed a massive $65M seed round (investors not fully disclosed yet).

Meta began testing paid premium features on Instagram to monetize power users amid slowing ad growth.

Apple announced a new privacy feature that masks email addresses from third-party apps and sites (law enforcement access remains).

Micron Technology shares plunged post-earnings on memory-chip oversupply fears and AI-related demand slowdown signals.

Singapore-based AI video startup PixVerse closed a $300M round and chose Seattle for its first U.S. headquarters.

Portal Space Systems successfully orbited its Mini-Nova satellite to test maneuverable space-vehicle technologies.

NASA confirmed preparations for the delayed crewed Artemis II lunar flyby mission continue despite minor solar-flare concerns.

Once $3.5B-valued social gaming platform Rec Room announced it is closing operations, citing inability to achieve sustainable profits.

French AI lab Mistral raised $830 million in debt financing to fund large-scale GPU cluster builds.

Yahoo introduced Scout, an AI answer engine, in a major push to revive its search business.

Lenovo launched a plug-and-play AI box that turns any car into an AI-enhanced vehicle with offline capabilities.

From Space Sector :

1. Portal Space’s Mini-Nova successfully reached orbit for in-space mobility tech testing.  

2. NASA is green-lighting Artemis II preparations for the next crewed lunar mission.

Something from Markets :

Newly Launched Tech IPOs (Last 24 Hours)

1. Xanadu Quantum Technologies filed for Nasdaq debut (quantum computing hardware).  

2. SpaceX is preparing to file its long-awaited IPO prospectus this week, targeting a potential $75B+ raise to fund Starlink expansion and Starship development (one of the largest IPOs in history if completed).

Stock Performance on Nasdaq – Last Trading Session (March 30, 2026) 

(Mixed session amid Iran-related oil spike and chip-sector pressure; META was the relative winner on subscription news.)

Apple (AAPL) : Open $250.07 | Close $246.63 | -0.87% (privacy feature news provided minor support).  

Alphabet/Google (GOOGL) : Open ~$273.50 | Close ~$272.18 | -0.48% 

Microsoft (MSFT) : Open ~$355.28 | Close ~$358.96 | +0.61% (Copilot momentum)

Nvidia (NVDA) : Open ~$167.52 | Close $165.17 | -1.40% (chip sell-off)

Meta (META) : Open ~$525 | Close ~$536 | +2.1% (premium sub test buzz)  

Oracle (ORCL) : Open $140.93 | Close ~$138.32 | -1.8% (broad tech weakness)

Dell (DELL) : Mixed with sector; closed down ~1.2% on memory concerns

Tesla (TSLA) : Closed ~$361.83 | -0.5% range (no major catalyst)  

Amazon (AMZN) : Open $199.98 | Close $200.95 | +0.81%  

Adobe (ADBE) : Closed ~$241 | -0.9% (quiet session)

What's Buzzing ?

META and Microsoft outperformed on AI product news; chip names (NVDA, Micron) dragged the sector lower amid supply and geopolitical worries.