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In This Issue
- Sequencing the dead to save the living: Reviving ancient genomes of long-extinct creatures offers a window into past extinctions—and may help prevent future die outs
- No gene is an island: Even as biologists catalog the discrete parts of life forms, an emerging picture reveals that life’s functions arise from interconnectedness
- The decider: Informing the debate over the reality of ‘free will’ requires learning something about the lateral habenula
- This week's table of contents
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OLD BUT NOT CRUSTY
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These banded rocks found along the eastern shore of Canada’s Hudson Bay are estimated to be 4.28 billion years old, making them Earth’s oldest intact rocks. (Hammer shown for scale.)
Credit: AAAS/Science
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