Director of the National Institute of Allergy and Infectious Diseases Dr. Anthony Fauci participates in a roundtable on donating plasma at the American Red Cross National Headquarters in Washington, D.C. on July 30, 2020. (Yuri Gripas/Abaca Press/TNS)
United States

Epidemiólogo niega ser responsable de la pandemia ante acusaciones de senador de Estados Unidos

La directora de inteligencia nacional de Estados Unidos, Avril Haines, presenta al presidente Joe Biden en una visita a su departamento en McLean, Virginia, el 27 de julio del 2021. (AP Foto/Susan Walsh)
World

Agencias de Inteligencia de Estados Unidos no podrán determinar el origen de la pandemia

President Joe Biden takes questions from reporters as he speaks about the American Rescue Plan, in the State Dining Room of the White House, Wednesday, May 5, 2021, in Washington. (AP Photo/Evan Vucci)
Politics

Biden acusa a China de retener “información crucial” sobre los orígenes de la COVID-19

In this photo released by China’s Xinhua News Agency, workers in protective suits take a swab for a coronavirus test in Shenyang in northeastern China’s Liaoning Province, Monday, Jan. 11, 2021. (Yao Jianfeng/Xinhua via AP)
Science

Estados Unidos descarta que el coronavirus fuera diseñado como un arma biológica

A woman holds a small bottle labbeled with a "Vaccine COVID-19" sticker and a medical syringe in this illustration taken April 10, 2020. © REUTERS/Dado Ruvic/Illustration
Science

China inicia los ensayos clínicos en humanos de 2 posibles vacunas contra el coronavirus

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