The U.K.’s fertility regulator reveals that at least one child has been born using mitochondrial replacement therapy, but the procedure’s effectiveness remains to be seen...
Resins used by ancient Egyptians to prepare bodies for the afterlife are found in vessels in a 2,500-year-old workshop
Controversy surrounding a study that involved modifying SARS-CoV-2, the virus that causes COVID, has prompted researchers to call for better guidance from funders
Ancient DNA from closely related individuals offers fresh insight into Neanderthals’ lives and social structures
A landmark study is the first major effort to quantify how lactose tolerance developed
A genetic change that evolved from ancient wolves can help make dogs giant or small
The rapid spread of new variants such as Omicron offers clues to how SARS-CoV-2 is adapting and how the pandemic will play out over the next several months
The rapid spread of new variants such as Omicron offers clues to how SARS-CoV-2 is adapting and how the pandemic will play out over the next several months
Researchers are racing to determine whether a fast-spreading coronavirus variant poses a threat to COVID vaccines’ effectiveness
Partial SARS-CoV-2 sequences from early outbreaks in Wuhan were removed from a U.S. government database by the scientists who deposited them
Preliminary results from a trial of more than 600 people are the first to show the benefits of combining different vaccines
Researchers race to determine why variants identified in Britain and South Africa spread so quickly and whether they’ll compromise vaccines
Google’s deep-learning program for determining the 3-D shapes of proteins stands to transform biology, scientists say
Preliminary data show that the immunization is 94 percent effective and seems to prevent severe infections
Proponents of the trials say they can be run safely and help to identify effective vaccines, but others have questioned their value
The immunization could be dangerous because it hasn’t been tested in large trials, researchers say
Scientists urge caution over hints of success emerging from small human and animal studies
Support grows for a controversial ‘human challenge’ vaccine study—but no trial is yet planned
Some experts warn that accelerated testing will involve risky trade-offs
A genetic analysis suggests a reptilian reservoir, but researchers doubt the coronavirus could have originated in animals other than birds or mammals
