News
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Combat Trauma from the Past: Data portray Civil War’s mental, physical fallout
A new analysis of 19th-century medical records indicates that U.S. Civil War soldiers who experienced considerable combat trauma but survived the war developed more than their share of mental and physical ailments later in life.
- Tech
Beyond Bar Codes: Tuning up plastic radio labels
Electronic labels made from plastic semiconductors can now pick up and respond to radio signals at a frequency suitable for use on products.
- Paleontology
Ancestor of Kings: Early progenitor of T. rex had a crest
Paleontologists have unearthed remains of the oldest known dinosaur of the tyrannosaur clan.
