Moderna Prepares Vaccine Booster Shot For South Africa Coronavirus Variant

Topline Drugmaker Moderna hopes to start testing a vaccine booster shot targeting a coronavirus variant first identified in South Africa, the company said Wednesday, part of the fight to keep Covid-19 vaccines effective as new virus mutations threaten to blunt…

A South African Cheetah Mothers Eight Cubs Including Her Daughter’s Cubs

Sibella and her cubs at Samara Private Game Reserve Courtesy of Sama Private Game Reserve Twenty-four years ago, South African Sarah Tompkins and her husband bought land in the malaria-free wilderness in the Great Karoo of South Africa. They then…

AstraZeneca Vaccine Fails To Protect Against The South African Variant, Says Study

A vial of AstraZeneca vaccine is pictured in a pharmacy in Boulogne Billancourt, outside Paris. ASSOCIATED PRESS Two doses of the AstraZeneca Covid-19 vaccine were found to have only a 10.4% efficacy against mild-to-moderate infections caused by the B.1.351 South…