Category: 7. SciTech

Where did life on Earth begin? That sounds like a relatively straightforward question. Surely on Earth began… well, on Earth, right? We know this planet had the right conditions for life to arise, and we can see evidence stretching back more than 4 billion years, almost to its formation.

An…

Exercise needs vary among people due to a number of factors, including…

Genetic variability

Genes play a big role in determining a person’s response to exercise. Genetic variations influence factors such as muscle fibre composition, metabolism and cardiovascular capacity. Some people may be…

Suffering a bereavement is one of the hardest experiences anyone can go through in life. Receiving love and support from others can make a huge difference, so it’s wonderful that you want to be there for someone who’s grieving and that you’re thinking carefully about how to help them.

But just how much harder? In 1962, the mathematician Tibor Radó invented a new way to explore this question through what he called the busy beaver game. To play, start by choosing a specific number of rules—call that number n. Your goal is to find the n-rule Turing machine that runs the…

Stone circles are the stuff of ancient rituals and druid mythology. While many of us are most familiar with the stone circle at Stonehenge near Amesbury, England, which dates back to about 2500 BC (4,525 years ago), there are numerous examples of ‘menhirs’ (standing stones) and ancient stone…

Fat, carbs, and protein. You’ll have heard of these three macronutrients before. But which is truly critical to your diet? 

Answer: all of them. Together, they’re essential for keeping your body functioning; they give you energy and make sure all your cells are working properly. 

However,…

What a time to be a dog. Right now, it’s estimated that owners spend around £2,000 (about $2,600) a year to take care of our favourite four-legged friends (sorry, cats), with that figure including up to £600 (almost $800) on grooming and £300 (nearly $400) on treats.

But modern pooches…