When Cancer Spreads between Species
The exchange of cancerous cells between organisms is rare. Scientist studied how it happened across species of mussels.
Is Our Food Supply Toxic?
Yum. Scientists, policymakers, and journalists find that our food is polluted with pesticides, overdosed with antibiotics, and yet teeming with pathogens.
Should We Worry About Ancient Pathogens Being Revived?
Accidental exposure to bacteria trapped inside a crystal is unlikely. Frozen ancient pathogens, however, are another matter.