Unpicking How to Measure the Complexity of Knots

Two mathematicians have proved that a straightforward question—how hard is it to untie a knot?—has a complicated answer.

Creating better tools to read our DNA's hidden instructions

DNA isn't just a long string of genetic code, but an intricate 3D structure folded inside each cell. That means the tools ...
EDN

A tutorial on instrumentation amplifier boundary plots—Part 1

Here is a close look at the common- versus differential-mode voltage and instrumentation amplifier (IA) topologies.
CNET

Is 'Fibermaxxing' Replacing the High-Protein Trend? Here's What Registered Dietitians Say

Anna Gragert (she/her/hers) was previously the lifestyle editor at HelloGiggles, deputy editor at So Yummy and senior lifestyle editor at Hunker. Over the past 10+ years, Anna has also written for the ...