Tag: LUCA

  • Life May Have Started Twice, And Scientists Say The Clues Are Everywhere

    Life May Have Started Twice, And Scientists Say The Clues Are Everywhere

    For more than a century, scientists have worked from a remarkably simple idea about the history of life on Earth: everything alive today ultimately traces back to one ancient beginning. Bacteria, trees, insects and humans may look impossibly different, but beneath all that diversity sits the same genetic code. It is the biological thread connecting…