China adds 315 GW of solar in 2025
China installed a record 315 GW of new solar capacity in 2025, lifting cumulative installed PV capacity to 1.2 TW and pushing non-fossil power sources past thermal generation for the first time.
India curtails 2.3 TWh of solar between May and December 2025
A report by energy think tank Ember finds India’s system operator regularly had to curtail solar generation as an emergency measure to maintain grid security, as other resources were already flexing to their maximum capabilities.
Pila Energy emerges to offer residential batteries, but sexy
Pila Energy is offering a slim, sleek home battery that doesn’t need approvals or permits and works in coordination. What’s the catch?
U.S. authorities find no definitive evidence of hidden devices in Chinese solar inverters
New documents reveal US government found only two cases of communications in Chinese inverters that differed from official documentation. The discrepancies were deemed “non-malicious” and “non-intentional” by investigators.
Waaree Renewable to acquire 55% of Associated Power Structures
India’s Waaree Renewable Technologies has approved the acquisition of an approximately 55% stake in power transmission and distribution contractor Associated Power Structures Ltd for INR 12.25 billion ($133.6 million), subject to due diligence and closing conditions.
Sodium-ion batteries now competitive in niche markets
Sodium‑ion batteries are emerging as a safer, lower-cost alternative to lithium‑ion, with a recent international study highlighting their competitiveness in stationary energy storage. The research shows that ongoing investment and supply-chain development could enable broader adoption within the next decade.
Australian researchers track self-repair in silicon solar cells after UV damage
Engineers at the University of New South Wales have developed a real-time monitoring technique that reveals how silicon solar cells can self-repair following ultraviolet-induced damage, offering new insights into solar panel degradation and lifetime performance.
New hydrogel layer tackles solar module hotspots
A team of scientists has developed a novel hydrogel solar panel coating that is reportedly capable of lowering hot spot temperatures by up to 16.2 C, outperforming conventional hydrogels. The hydrogel also demonstrated superior durability and improved power output by up to 13%, according to the research group.
New Jersey governor orders major solar, storage expansion on first day
Mikie Sherrill, governor of the US state of New Jersey, has signed two executive orders directing state regulators to accelerate utility-scale solar, expand community solar to 3 GW and advance up to 750 MW of battery energy storage as part of an effort to contain rising electricity prices and address projected capacity shortfalls.
Hongyuan rolls out 40 µm ‘engineering-ready’ ultra-thin silicon wafers
Hongyuan Green Energy says it has produced a first batch of 40 µm monocrystalline silicon wafers that support full-size and half-cut formats, with slicing completed using the company’s in-house wafering equipment.
