A one-sentence provision buried in the Senate’s recently passed energy bill, inserted without debate at the urging of the nuclear power industry, could make builders of new nuclear plants eligible for tens of billions of dollars in government loan guarantees.

Scientists from Spectrolab, Inc., a subsidiary of Boeing, have recently published their research on the fabrication of solar cells that surpass the 40% efficiency milestone—the highest efficiency achieved for any photovoltaic device. Their results appear in a recent edition of Applied Physics Letters.

South Korea plans to break ground for the world's biggest solar power plant on Thursday as it tries to diversify its power sources and use cleaner energy. It is also building the world's largest tidal power plant.