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JB Straubel’s Redwood launches energy business focused on second-life EV batteries

Teslarati

Redwood Materials, the battery recycling firm founded by Tesla co-founder JB Straubel, has launched a new venture called Redwood Energy. The business aims to repurpose used electric vehicle batteries into large-scale, low-cost energy storage systems. That figure is expected to grow to 5 GWh in the coming year.

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Airbus is Working on a Superconducting Electric Aircraft

Cars That Think

One of the greatest climate -related engineering challenges right now is the design and construction of a large, zero-emission, passenger airliner. The plane would be a single-aisle airliner, designed to succeed Airbuss A320 family of aircraft, the highest-selling passenger jet aircraft on the market, with nearly 12,000 delivered.

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2026 Hyundai Ioniq 9 joins growing group of electric 3-row crossover SUVs

Charged EVs

The house has been a design icon since it opened, and its use underscored the upscale market targeted by the electric three-row SUV from one of the world’s most ambitious carmakers. It’s a square but design-forward three-row utility vehicle with high-design interiors and the brand’s mix of user-friendly interfaces and advanced tech.

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Startup’s Analog AI Promises Power for PCs

Cars That Think

At one bench lies the most energy-efficient magnetic-memory-based neural-network computer ever made. It combines two key concepts that should make machine learning massively less energy intensive. Its designed into a single processor card that adds 200 trillion operations per second at 8.25 Verma would know. Hes tried them all.

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Tesla Shanghai Megafactory starts exporting Megapacks, first to Australia

Teslarati

This marks a key step in Tesla Energys expansion into the global energy storage industry, utilizing its new China-based Megafactory to supply several new markets. Tesla Megapacks in Focus The Tesla Megapack is capable of storing 3.9 MWh of energy, and they are designed for grid use.

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The Tiny Star Explosions Powering Moore’s Law

Cars That Think

Energy from the laser transformed the droplets into balls of plasma that are 40 times as hot as the surface of the sun, causing the tin to emit intense ultraviolet radiation. Despite the fact that a supernova has 1045 times as much energy as our tin blasts, the same math describes the evolution of both types of explosions.

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"Flying Batteries" Could Help Microdrones Take Off

Cars That Think

The best way to do that is to use lithium-ion batteries, because they have the best energy density. milligram cell can store 20 microampere-hours of charge, or about 60 ampere-hours per liter. The piezoelectric actuator in the circuit acts like a capacitor, storing energy. cubic-millimeter, 0.8-milligram