China and Hong Kong have become the new focal point of the latest COVID-19 surge. China is enduring its first big outbreak of the Omicron variant and its “zero COVID” policy is bringing more pain with little gain. The...
Natural antibiotics typically come from bacteria or molds. But some clams make their own erythromycin, a study has found—the first animals reported to possess this ability. The spotted hard clam (Meretrix petechialis) has a mucus-covered outer lip that contains...
