It's easy to form the mental image of a hacker hunched over a computer, probing a way to get your personal information, whether to sell it, acquire credit cards in your name or use your health insurance.
I study how windblown desert features can be used to monitor wind patterns and atmospheric conditions in remote places, such as Mars, where there are plenty of pictures of the surface but not many instruments on the ground.
Risk assessment models prove unreliable at predicting which biofuel crops are likely to become invasive
Several of the plants grown as biofuel crops have proved to be invaders in some environments – spreading rapidly and overwhelming surrounding natural ecosystems. Concerns about these weedy tendencies have led many to contend ...