In our efforts to keep our brains healthy, how do we know what is working? Helen Thomson explores a new generation of tests ...

Numbers like pi, e and phi often turn up in unexpected places in science and mathematics. Pascal's triangle and the Fibonacci sequence also seem inexplicably widespread in nature. Then there's the ...

Genes contain instructions for making proteins, and a central dogma of biology is that this information flows from DNA to RNA to proteins. But only two percent of the human genome actually encodes ...

👉 Learn how to write the equation of a polynomial when given rational zeros. Recall that a polynomial is an expression of the form ax^n + bx^(n-1) + . . . + k, where a, b, and k are constants and the ...

The start-up Function will send practically anyone to a lab for extensive medical testing, no physical required. Is that a good thing? By Kristen V. Brown As Kimberly Crisp approached middle age, ...

From electronic health records and blood tests to the stream of data from wearable devices, the amount of health information people generate is accelerating rapidly. Yet, many users struggle to ...

The FIND function allows you to find a text string within another. It returns the position at which a character or string begins within another text string. The LEN function calculates the length of ...

Journal Editorial Report: The Fed Chief signals rate cuts are coming. As we saw during the Covid pandemic, lab-created experiments can wreak havoc when they escape their confines. Once released, they ...

Pulmonary function tests, or PFTs, help show how well your lungs are working. Your healthcare provider may recommend that you get this test to help figure out why you are feeling short of breath or if ...

In at least one way, I’m like most people: I’m often thinking about ways I could be better. There are moments when, upon immediate reflection, I realize I could have taken a better course of action, ...