News
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Radioactive antibodies on the mind
Injecting radioactive antibodies directly into the cavity left after a brain tumor is surgically removed lengthened patients' lives by as much as 40 weeks in a recent study.
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Knotty DNA offers cancer-drug target
Agents that bind to knots in the normally linear DNA sequence seem to prevent the expression of cancer-causing genes.
- Paleontology
Rocks yield clues to flower origins
A distinctive organic chemical related to substances produced by modern flowering plants has been found in ancient fossil-bearing sediments, possibly helping to identify the ancestral plants that gave rise to flowers.
- Paleontology
Fake fossil not one but two new species
A supposed missing link between dinosaurs and birds that was first unveiled in 1999, and revealed to be a forgery soon thereafter, was actually cobbled together from parts of animals from two new species.
