Sterlite Technologies Gains 5 as Subsidiary Secures 11 Billion Hyperscaler AI Data Center Contract Delivery Hero Shares Surge on Potential Uber Takeover Offer Space Stocks Surge Renews Bubble Fears Rocket Lab and AST SpaceMobile Face Scrutiny Rigetti RGTI Surges 48 Following 100 Million Government Backing HS2 Cost Estimates Surge to 1027bn Service Start Delayed Until 2039 Transport Secretary Says Memory Stock Rally Faces Historic Volatility Risks Investors Caution Amid AI Frenzy Electric Vehicles Capture 197 of EU Market in Early 2026 Signaling Accelerated Adoption