Dan Diamond is a White House reporter for The Washington Post. He was previously a national health reporter covering politics, policy and public health. He joined The Post in 2021 after covering ...

Feb. 19, 2025 — Engineers have developed a versatile swimming robot that nimbly navigates cluttered water surfaces. Inspired by marine flatworms, the innovative device offers new possibilities ...

Feb. 19, 2025 — Acting in the right place at the right time is the key to effective medical treatment with minimal side effects. However, this feat remains difficult to achieve. Biologists and ...