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In regards to the findings noted in this article, I find it hard to rule out an interpretation that would not require anything similar to planning. This could simply be pattern completion, similar to building a nest or bower. The animal is not necessarily planning, but simply filling in missing pieces. Robert FizzellBeloit, Wis.
By Science News -
Health & MedicineVirus Stopper: Herpes drug dampens HIV infection
An antiviral drug commonly taken for genital herpes seems to suppress HIV in people harboring both pathogens.
By Nathan Seppa -
Health & MedicineHurt-Knees Rx: Surgical method promotes ligament regeneration
A new artificial knee ligament that sparks regeneration of natural tissue could eventually make recovering from knee-repair surgery less painful and debilitating.