Ewen Callaway
Nature Magazine
United Kingdom
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Past articles by Ewen:
Oldest genetic data from a human relative found in 2-million-year-old teeth
Ancient protein sequences identify the sex of Paranthropus robustus fossils and hint at evolutionary relationships. → Read More
Mum’s microbes might boost brain development of c-section babies
Vaginal seeding is safe and seems to benefit infants delivered by the surgery — but larger trials are needed. → Read More
First UK mitochondrial replacements: what scientists want to know
British fertility regulator has revealed that the controversial treatment has been used to create a child, but details are scant. → Read More
How generative AI is building better antibodies
Language models similar to those behind ChatGPT have been used to improve antibody therapies against COVID-19, Ebola and other viruses. → Read More
How our microbiome is shaped by family, friends and even neighbours
Social contacts throughout a person’s lifetime seed the body with microbes that could influence health and disease. → Read More
Coronavirus variant XBB.1.5 rises in the United States — is it a global threat?
Prevalence of a new subvariant of Omicron is increasing, but whether it will cause a big surge in infections or hospitalizations isn’t clear. → Read More
COVID ‘variant soup’ is making winter surges hard to predict
Descendants of Omicron are proliferating worldwide — and the same mutations are coming up again and again. → Read More
Which COVID studies pose a biohazard? Lack of clarity hampers research
Controversy surrounding a study that involved modifying the SARS-CoV-2 virus has prompted researchers to call for better guidance from funders. → Read More
First Known Neandertal Family Discovered in Siberian Cave
Ancient DNA from closely related individuals offers fresh insight into Neanderthals’ lives and social structures → Read More
Will there be a COVID winter wave? What scientists say
Emerging variants and waning immunity are likely to push infections higher in the northern hemisphere as influenza also makes a comeback. → Read More
These scientists traced a new coronavirus lineage to one office — through sewage
Researchers are hunting through waste water for heavily mutated SARS-CoV-2 variants that could be the next Omicron. → Read More
Scientists are using AI to dream up revolutionary new proteins
Huge advances in artificial intelligence mean researchers can design completely original molecules in seconds instead of months. → Read More
How Humans’ Ability to Digest Milk Evolved from Famine and Disease
A landmark study is the first major effort to quantify how lactose tolerance developed → Read More
Ancient DNA traces origin of Black Death
Genomes show that plague-causing bacteria found in Kyrgyzstan graves are direct ancestors of those that triggered the medieval pandemic. → Read More
How months-long COVID infections could seed dangerous new variants
Tracking SARS-CoV-2 evolution during persistent cases provides insight into the origins of Omicron and other global variants. What can scientists do with this knowledge? → Read More
Legendary bacterial evolution experiment enters new era
A laboratory has been growing 12 populations of E. coli since 1988 — this year, the cultures will get a new custodian. → Read More
Flu vaccine could cut COVID risk
Health-care workers who got the influenza vaccine were also protected from COVID-19 — but the effect might not last long. → Read More
Ancient DNA maps ‘dawn of farming’
Huge collection of genomes charts how hunter-gatherers turned into some of the world’s first farmers in Turkey. → Read More
What's next for AlphaFold and the AI protein-folding revolution
DeepMind software that can predict the 3D shape of proteins is already changing biology. → Read More
Can brain scans reveal behaviour? Bombshell study says not yet
Most studies linking features in brain imaging to traits such as cognitive abilities are too small to be reliable, argues a controversial analysis. → Read More