Fossilized dinosaur cells that defied the ravages of time - 20 years since a key discoveryThe 2005 discovery of cells in dinosaur bones changed how scientists approach the search for ancient biomolecules.
Creating Mirror Life' Could Be Disastrous, Scientists WarnSynthetic organisms known as mirror life pose unprecedented risks to human life and ecosystems.Chirality in biology ensures that molecules have specific interactions; reversing this can disrupt essential processes.