ScienceDaily: Top Environment News:Arctic nearly free of summer sea ice during first half of 21st century, experts predict

ScienceDaily: Top Environment News Arctic nearly free of summer sea ice during first half of 21st century, experts predict Scientists map elusive 3-D structure of telomerase enzyme, key actor in cancer, aging Secrets of bacterial slime revealed Alternative way to explain life’s complexity proposed Disappearing nannies force parents to accept …

ScienceDaily: Top Environment News: How tadpoles re-grow their tails: Implications for human healing

  ScienceDaily: Top Environment News How tadpoles re-grow their tails: Implications for human healing What did our ancestors look like? Hair and eye color can be determined for ancient human remains Scientists reassemble the backbone of earliest four-legged animals using synchrotron X-rays Genome of diamondback moth provides new clues for …