Pumphead
In what has become almost routine, the heart-lung machine "breathes" for patients during coronary-bypass operations. But could this lifesaving device have a dark side?
Volume 289, Issue 1
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Features
Antennas Get Smart
Adaptive antenna arrays can vastly improve wireless communications by connecting mobile users with virtual wires
Counting the Last Fish
Overfishing has slashed stocks--especially of large predator species--to an all-time low worldwide, according to new data. if we don't manage this resource, we will be left with a diet of jellyfish and plankton stew
The Galactic Odd Couple: Overview/AGNs and Starbursts
Uncovering the Keys to the Lost Indus Cities
Recently excavated artifacts from Pakistan have inspired a reevaluation of one of the great early urban cultures--the enigmatic Indus Valley civilization
Untangling the Roots of Cancer
Recent evidence challenges long-held theories of how cells turn malignant--and suggests new ways to stop tumors before they spread