Battery recycler Ascend Elements files for bankruptcy

Ascend Elements said that it will be filing for Chapter 11 bankruptcy in the wake of a canceled government grant and a challenging market for lithium-ion batteries.

Last 24 hours: Save up to $500 on your TechCrunch Disrupt 2026 pass

This is it. Tonight is your last chance to lock in savings of up to $500 for your TechCrunch Disrupt 2026 pass. These discounts end at 11:59 p.m. PT.

Final 2 days to save up to $500 on your TechCrunch Disrupt 2026 ticket

Ticket discounts of up to $500 will end tomorrow, April 10, at 11:59 p.m. PT. After that, prices for TechCrunch Disrupt 2026 go up again. Miss this, and you’ll be paying more for the same access to one of the most anticipated tech epicenters of the yea…

Final 3 days to save up to $500 on your TechCrunch Disrupt 2026 pass

Save up to $500 on your TechCrunch Disrupt 2026 pass until April 10, 11:59 p.m. PT. Secure your spot at the center of the tech ecosystem. Register here.

How nuclear batteries could speed the race to fusion power

Avalanche Energy is working on an DARPA project to build a new class of materials capable of turning damaging radiation into electricity.

4 days left to save close to $500 on TechCrunch Disrupt 2026 passes

4 days left to save up to $482 on your TechCrunch disrupt 2026 ticket. These low rates will disappear on April 10 at 11:59 p.m. PT. Register here.

Why a former AirPods engineer is now building heat pumps

Merino Energy has simplified the heat pump dramatically in a quest to make them cheaper and easier to install.

Startup Battlefield 200 applications open: A chance for VC access, TechCrunch coverage, and $100K

Nominate your startup, or one you know that deserves the spotlight, and finish the process by applying. Selected 200 have a chance at VC access, TechCrunch coverage, and $100K for Startup Battlefield 200. Applications close on May 27.

Ticket savings of up to $500 this week for TechCrunch Disrupt 2026

Starting today, you have 5 days to save nearly $500 on your ticket to TechCrunch Disrupt 2026. This offer disappears Friday, April 10, at 11:59 p.m. PT. Register here to secure these low rates.