There's no easy way to rate dog intelligence. As canine psychologist Stanley Coren wrote back in the '90s, there's adaptive intelligence (i.e., figuring stuff out), working intelligence (i.e. following orders), and instinctive intelligence (i.

When Piotr Naskrecki travelled to Belize in 2014, he found himself riddled with tiny parasites that had taken up residence under the surface of his skin.

Adam and Eve might have managed it in the Bible, but scientifically speaking, would two people be enough to repopulate our world from scratch, despite the inevitable health issues associated with inbreeding and a limited gene pool? 

Historian and author Paul Gromosiak once said that winter at Niagara Falls can be so breathtaking that it "diminishes even those skyscrapers" on the other side of the border in Canada.

Like an astronomical action movie, January is packed with planetary conjunctions, two ­supermoons with the second one blue, a lunar eclipse, meteors and increasing sunlight.

Wheresoe'er humans roam, there you will also find microbes. It's just a fact of life - we contaminate everything we touch.

Russia has conceded that a high-profile space failure in November last year occurred because scientists programmed a rocket carrying a US$45 million weather satellite with the wrong coordinates.

A drug developed for type 2 diabetes has "significantly reversed memory loss" in mice with Alzheimer's disease, and researchers now want to test it on humans.

Your eyes aren't blue (or green) because they contain pigmented cells.

Here's a picture to send shudders through every schoolteacher on the east coast of Australia:

Black hole scientists sure have been busy. At the end of last year, researchers announced that the powerful winds emanating from supermassive black holes shape entire galaxies.

Each year, hundreds of thousands of babies and their concerned families suffer from colic - a condition diagnosed simply by intense bouts of excessive crying that last for hours.

Ever wished there was an easy, quick way to cleanse your body of all those 2016 toxins?

Thanks to the recent deep freeze in North America, Calgary Zoo had to take extreme measures to protect its animals from the weather - including even the most naturally cold resistant, the zoo's king penguins.

Every new year we set about making New Year's resolutions. Usually they're related to our physical health: going on a diet, joining a gym or drinking less. But what about our mental health?

Humans may possess an inherent ability to detect sick people from subtle visual cues. This skill could act as a behavioural defence against disease by limiting the risk of contamination, according to new research.

Ever felt your brain a little sluggish a little while after eating sugar or a giant meal? You are probably feeling the effects of a sugar crash, which, new research shows, really can slow down your cognitive function.

As we get older, learning something new becomes more complex, tedious, and time-consuming than ever, and those child geniuses who can speak five different languages become our favourite dinnertime conversation, because how do they even do that?

Doctors in the UK called for a change in glue packaging after a 64-year-old man rocked up to hospital in a sticky situation - he'd put nail glue in his eye instead of eyedrops.

Unforgiving cold has punished the eastern third of the United States for the past 10 days. But the most severe winter weather conditions yet will assault the area late this week.

The strangest and most mysterious star in the Universe goes by a lot of different names, but the boldest one of them all may soon have to be retired.