Vials with Pfizer-BioNTech and Moderna coronavirus disease (COVID-19) vaccine labels are seen in this illustration picture taken March 19, 2021. | Dado Ruvic | Reuters
Science

Vacuna anticovid de Moderna supera a Pfizer, según una nueva investigación en Estados Unidos

A pharmacy technician loads a syringe with Pfizer’s COVID-19 vaccine, Tuesday, March 2, 2021, at a mass vaccination site at the Portland Expo in Portland, Maine. (AP Photo/Robert F. Bukaty)
Science

Mayoría de la gente no necesita la vacuna de refuerzo contra el coronavirus, aseguran expertos

Dree Na Paw, 17, a senior at Washington Technology Magnet School in St. Paul, gets her COVID-19 vaccination shot from volunteer RN Alex Wenzel at a clinic held at the school on Wednesday, August 4, 2021. (John Autey / Pioneer Press)
Science

El difícil equilibrio entre la vacuna contra el COVID-19 y la inmunidad natural

The Mu variant was first identified in Colombia and its prevalence there has been increasing. | LUISA GONZALEZ/REUTERS
Science

¡Entérese! Esto es lo que se sabe sobre la variante mu del nuevo coronavirus

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 volunteer watches as firefighters battle a forest fire in the Greek village of Glatsona on the island of Evia © Angelos Tzortzinis/AFP/Getty
Science

Julio fue el mes más caluroso en la historia de la Tierra, según registros de la NOAA

Bild / stock.adobe.com
Science

¿Vacuna contra la COVID-19 afecta las posibilidades de embarazo? ¿Qué hay de cierto?

An iceberg melts in the waters off Antarctica. Climate change has accelerated the rate of ice loss across the continent. PHOTOGRAPH BY PAUL NICKLEN, NAT GEO IMAGE COLLECTION
Science

La ciencia admite ya los efectos irreversibles del cambio climático en el planeta

Gitanjali Rao speaks onstage during The 2018 MAKERS Conference at NeueHouse Hollywood on February 6, 2018 in Los Angeles, California | Photo: Rachel Murray/Getty Images for MAKERS
Science

Colorado student, scientist named Time’s ‘Kid of the Year’

Worse blood sugar control in and of itself did not seem to impact a patient's outcome. AFP/File / FRANCK FIFE
Science

10% of diabetics die within days of coronavirus hospitalisation: study

Monitoreo Ambiental en Saramuro, Loreto. FOTO: Ministerio del Ambiente, Perú (Flickr).
Science

The next pandemic could come from the Amazon rainforest, warns ecologist

123›»