Uncategorized

  1. Earth

    Fill ‘er up . . . with a few tons of wheat

    A new analysis suggests that the amount of ancient plant matter that was needed to make just 1 gallon of gasoline is the same amount that can be grown each year in a 40-acre wheat field—roots, stalks, and all.

    By Sid Perkins
  2. Ecosystems

    UK halts badger kill after study of TB

    Partial results from a new study have pushed the United Kingdom to stop its controversial, decades-old policy of killing local badgers if cattle catch TB.

    By Susan Milius
  3. Health & Medicine

    Testing Times

    Relying in part on a new rapid HIV test, health officials are working to identify and treat more HIV infections earlier in the course of the disease.