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

Richard Fishacre challenged the scientific orthodoxy of his day, and contemporary astrophysics has vindicated his position.

Create a Christmas tree charcuterie appetizer with meat, cheese, & festive snacks! Easy tree shape, fun to serve, & perfect for the holiday season & parties. If you’re looking for a holiday snack that ...

Forest ecosystems play a vital role in the global carbon cycle. While the significance of tree mycorrhizal fungi in this ...

New data show resilience among the rainforest’s giants, though scientists warn that nutrient limits and rising heat could end ...

Learn how to make a wooden Christmas ornament using a lathe and basic tools. In this final video of the 6 Days of Beginner Woodturning Projects series, I use claro walnut and share essential tips for ...

A collection of studies that chart how mammalian brain cells grow and differentiate is a ‘very valuable’ tool for ...

Imagine having an on-call research assistant that can analyze mountains of work and web data to give you insightful expertise in minutes, whether you’re preparing for a big meeting, brainstorming new ...

The global population is ageing and this demographic shift has profound effects on haemostasis, notably a progressive tilt ...

With more than a decade of experience, Nelson covers Apple and Google and writes about iPhone and Android features, privacy and security settings, and more. Regardless of the features that made major ...