Blue Origin successfully re-uses a New Glenn rocket for the first time ever

Plus more of TechCrunch's top stories this weekend

View this email online in your browser  April 19, 2026 TechCrunch Top 3 Blue Origin successfully re-uses a New Glenn rocket for the first time ever: It's a major milestone for the company's new mega-rocket system, putting it in position to challenge SpaceX's dominance of the global launch market. Read More Cracks are starting to form on fusion energy’s funding boom: Fusion startups and investors risk deepening fissures if some key disagreements aren't settled amicably. Read More 'Tokenmaxxing' is making developers less productive than they think: There's a lot more code — but it's a lot more expensive and requires a lot more rewriting. Read More A message from TechCrunch Events Limited tickets available: StrictlyVC San Francisco StrictlyVC kicks off the series in SF on April 30. Be in the room for unfiltered fireside chats on fundraising and AI accuracy with industry leaders like Forum AI founder Campbell Brown, Replit co-founder Amjad Masad, and more. Make high-value connections that actually move the needle. Tickets are limited. Register Now Sunday Must-Reads Hackers are abusing unpatched Windows security flaws to hack into organizations: A security researcher published details of three security vulnerabilities in Windows Defender, and the code used to exploit them. Now, hackers are taking advantage of the vulnerabilities in real-life attacks, according to a cybersecurity firm. Read More Sources: Cursor in talks to raise $2B+ at $50B valuation as enterprise growth surges: Returning backers a16z and Thrive are expected to lead the round. Read More Once close enough for an acquisition, Stripe and Airwallex are now going after each other: For most of its life, Airwallex and Stripe have mostly operated in different geographies, selling to different buyers. That's changing. Read More The App Store is booming again, and AI may be why: New data from Appfigures shows a swell of new app launches in 2026, suggesting AI tools could be fueling a mobile software boom. Read More Tesla brings its robotaxi service to Dallas and Houston: The company now offers robotaxi service in three cities, all of them in Texas, after launching in Austin last year and starting to offer rides without safety drivers in January 2026. Read More A message from TechCrunch Events Momentum and deals start at Disrupt — Save up to $400 now At Disrupt, founders find momentum, VCs discover their next investment, and operators take their next leap. October 13–15 in San Francisco, 10,000 tech leaders converge at San Francisco’s Moscone West to connect and hear from 250+ industry-defining voices across 200+ sessions. Save up to $400 on your pass. Or save up to 30% when you bring your community. Register Now Disrupt 2026: Where deals and ideas ignite Oct 13–15 at San Francisco's Moscone West, 10,000 founders, investors, and operators gather for high-signal insights, curated connections, and real momentum. Register Now! Last but Not Least AI chip startup Cerebras files for IPO: In recent months, the company announced an agreement with Amazon Web Services to use Cerebras chips in Amazon data centers, as well as a deal with OpenAI reportedly worth more than $10 billion. Read More Check out some of our other newsletters: StrictlyVC TechCrunch Events TechCrunch Mobility Want to adjust your daily newsletter schedule? You can do it right here Got a tip? Get in touch securely. Want to advertise on TechCrunch? advertise@techcrunch.com Has this been forwarded to you? Click here to subscribe to this newsletter. Unsubscribe Member Center Privacy Policy Copyright © 2026 TechCrunch Media LLC 501 2nd Street, Suite 650, San Francisco, CA 94107