A century ago, two oddly domestic puzzles helped set the rules for what modern science treats as "real": a Guinness brewer ...

Where and when the Covid-19 pandemic began — in Wuhan, China in late 2019 — is well known. How it began is a matter of heated controversy. There are two competing hypotheses, one of which is hindering ...

The hypothesis that COVID-19 originated from a Chinese laboratory, rather than a naturally occurring jump from animals to human beings, received a major boost over the weekend. The Wall Street Journal ...

If the claim is really false but the researcher decides, based on the evidence, it’s true – a false positive – they commit what’s called a Type 1 error. If the claim is really true but the researcher ...

Gillings first began to think about PMS when he found out that premenstrual dysphoric disorder was being added to the fifth edition of the Diagnostic and Statistical Manual of Mental Disorders. “I ...

Broadly speaking, there are two competing hypotheses on the origin of modern humans: the Out-of-Africa hypothesis and the multiregional hypothesis. Both agree that Homo erectus originated in Africa ...

Ask your friends why scientists have failed to find extraterrestrials, and you can be sure at least one of them will offer the following answer: Humans are not worthy. We’re flawed beings. We ...

Research and statistical analysis help us understand how the world works, how effective medications and treatments are, what influences our health, the best approach for business practices, and much ...