You might never know that you're hard of thinking. Robin Zebrowski/Flickr, CC BY-NC

By Stephan Lewandowsky, University of Bristol and Richard Pancost, University of Bristol

It is an unfortunate paradox: if you’re bad at something, you probably also lack the skills to assess your own performance. And if you don’t know much about a topic, you’re unlikely to be aware of the scope of your own ignorance.

Nationals MP George Christensen told Parliament that the hot temperatures of 1896 have been "wiped from the official record". It's a bit more complicated than that. AAP Image/Lukas Coch

By Neville Nicholls, Monash University

Pfizer's evergreening tactics have made it the target of protests. Michael Fleshman/Flickr, CC BY-SA

By Hazel Moir, Australian National University and Deborah Gleeson, La Trobe University

Efforts by pharmaceutical companies to extend their patents cost taxpayers millions of dollars each year. In some cases they also mean people are subjected to unnecessary clinical trials.

Knockaloe Camp. Stefan Manz

By Stefan Manz, Aston University

The German-Jewish painter and writer Paul Cohen-Portheim had spent a peaceful summer in 1914 visiting friends in Devon and enjoying the beautiful south-west coast.

But his idyllic holiday came to an abrupt end after Britain’s entry into war on August 4. Despite there being no suggestion of any sympathy towards his homeland’s military ambitions, Cohen-Portheim was classified as an “enemy alien” and prevented from leaving the country.

Wearable tech isn't just for humans any more. whistle.com

By Clara Mancini, The Open University

With the likes of Google Glass, Fitbit, and Emotiv wearables are now a familiar concept. Perhaps less known is that animals have been fitted with wearable technology for decades.

The human Y chromosome has retained only 3% of its ancestral genes. So why is it a shadow of its former self? Rafael Anderson Gonzales Mendoza/Flickr, CC BY-NC-SA

By Jenny Graves, La Trobe University

The Y chromosome, that little chain of genes that determines the sex of humans, is not as tough as you might think. In fact, if we look at the Y chromosome over the course of our evolution we’ve seen it shrink at an alarming rate.