Homeland Security Secretary Kristi Noem faces House questions on immigration enforcement, shootings and a department shutdown.

Homeland Security Secretary Kristi Noem faced friendly Republicans and critical Democrats on the House Judiciary Committee, where she testified about the administration's immigration agenda.

The shape of an organism is the first way we experience most species and the subject of one of the oldest pursuits in biology. However, the ...

Late in 2025, we covered the development of an AI system called Evo that was trained on massive numbers of bacterial genomes. So many that, when prompted with sequences from a cluster of related genes ...