Manjo Narang, CEO of Tradeworx, talks about his company’s high-speed trading technology and what such systems mean in today’s stock market.
Allen Wright, senior staff associate at Columbia University, demonstrates a material that captures carbon dioxide from the air, which could be used to reduce atmospheric greenhouse gas concentrations.
Ronald Prinn, a professor of atmospheric science and the director of the center for global change science at MIT, says why climate scientists have started to change their minds about geoengineering.
Stephen Cass, senior editor of special projects at Technology Review, puts together a Pong game kit.
Peter Kelemen, a professor of earth and environmental sciences at Columbia University, describes how to capture and store carbon dioxide by speeding up a reaction found naturally in certain rocks.
An applied magnetic field creates waves in a liquid containing magnetic nanoparticles (not visible here) that separate two types of microbeads based on their size. The same technique can be used to separate blood cells and bacteria.
Mike Lynch, cofounder and chief executive of Autonomy, talks about how to search unstructured data and explains his company’s technology.
Douglas Smith, a professor of neurosurgery at the University of Pennsylvania, explains how his new nerve stretching technique works to grow artificial nerve transplants.