When humans counted on their fingers, everyone had a state-of-the-art (at the time) calculator at all times. But as we got ...

The Xavier Aptitude Test (XAT), regarded as one of India’s most respected and toughest MBA entrance exams, has introduced a new feature for its 2025 edition – the inclusion of a Scientific Calculator.

So what are health-conscious people to do? Consider this special issue of Scientific American an antidote to toxic quackery and honest confusion about health. One easy way to improve body and mind ...

to dining on earthy porcini (see ‘Mushrooms and their scientific names’) in northern Italy. There is a good deal of mycology here, too, with welcome caution on the subjects of mycorrhizal ...