Joby S4 Prototype eVTOL Crewed Test Flight
Joby Aviation has been in the news a lot lately, especially since they just hit a significant milestone with their S4 electric vertical takeoff and landing (eVTOL) aircraft. On April 22, 2025, they successfully completed their first crewed transition flights, moving from vertical takeoff to forward cruise flight and back to vertical landing, using their tilt-propeller eVTOL prototype at their test facility in Marina, California.

Tesla Megafactory Megapack Inside Look Lathrop
For those who don’t already know, Tesla’s Megapacks are being produced at dedicated Megafactories, with the primary one located in Lathrop, California. Now what is a Megapack exactly? It’s essentially a large-scale, rechargeable lithium-ion battery system designed for utility-scale energy storage, capable of storing over 3.9 MWh of energy per unit—enough to power about 3,600 homes for an hour.