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Featured: Energy

BLOCK ISLAND, R.I. — The towering machines stand a few miles from shore, in a precise line across the seafloor, as rigid in the ocean breeze as sailors reporting for duty. 

Design

A humble cold frame offers a great way to produce nutritious, homegrown food outside of the prime growing season without investing in a full-sized greenhouse. Although many gardeners already use these mini-greenhouses to shelter seedlings before planting in spring, they may not realize that crops will stay alive inside a cold frame during winter, providing fresh food from the garden in December, January, and even February. Read More

Carbon nanotubes are one of those supermaterials — a cylinder with a diameter of one or two nanometers — that are full of dreamy applications, ranging from supercomputers to ultra-efficient smartphones. The problem is, they are difficult to manufacture, and commercializing these applications may require 10 or 15 years. Read More