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Covid-19 is officially the most deadly outbreak in recent American history.
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Covid-19 is officially the most deadly outbreak in recent American history.
Drew Weissman's decades of research helped pave the way for mRNA Covid-19 vaccines, but the scientist isn't resting on his laurels.
The United States is shipping more than two million doses of Covid-19 vaccines to Algeria.
The effectiveness against infection of the Pfizer and Moderna Covid-19 vaccines dropped from 91 percent to 66 percent.
The World Health Organization on Wednesday called on wealthy nations to stop the distribution of Covid-19 booster shots.
Hong Kong civil servants, teachers and healthcare workers must get vaccinated against the coronavirus or pay for regular testing.
Protesters against coronavirus measures and vaccines attacked a Cypriot television station and torched cars outside the building in Nicosia.
People who received BioNTech's coronavirus vaccine had ten times the amount of antibodies than those given China's Sinovac.
An aviation firm has carried out the first tests in India of longer-range drone deliveries.
The G7's vow to share a billion Covid vaccine doses with poorer nations is too little too late, according to the WHO and global...