How do floating wind turbines work?
Several full-scale demonstration projects with floating wind turbines are already operating in Europe and Asia. How do they stay afloat?
Pricing groundwater will help solve California’s water problems
The state’s Sustainable Groundwater Management Act is a great opportunity — but only if it goes far enough.
UK test-fires its first high-energy laser weapon
The UK has successfully test-fired the $115 million DragonFire, its first high-powered, long-range laser weapon.