Researchers have reported multiple advances in energy storage materials including the development of asymmetric supercapacitors utilizing N-doped carbon and Ti3C2Tx, yttrium-doped solid electrolytes aimed at lithium-ion batteries, and scalable biocarbon supercapacitors with optimized performance scaling. Complementary studies present a simple algorithm paired with standard imaging for safer lithium metal battery characterization. These novel materials and methods promise enhancements in capacity, stability, and commercial viability for next-generation portable electronics and electric vehicles.