
Jul 25, 2024 15:02 pm UTC| Insights & Views Nature
The human eye registers three colours of light: red, green and blue. But pigeons (and many other animal species) can also see a fourth colour, ultraviolet. The four-dimensional colour space pigeons see may contain...

To address the growing issue of microplastics in the Great Lakes, we need to curb our consumption
Jul 25, 2024 15:02 pm UTC| Insights & Views
You would be hard-pressed to find a corner of the world free from microplastics, plastic particles measuring less than five millimetres. They contaminate our drinking water, accumulate in the food we eat and have been...

Would you pay to quit TikTok and Instagram? You’d be surprised how many would
Jul 24, 2024 11:38 am UTC| Insights & Views Technology
Social media is a problem for economists. They dont know how to value it. It has long been argued that it ought to be in the national accounts as part of gross domestic product. One 2019 study estimated Facebook alone...
Jul 24, 2024 11:38 am UTC| Insights & Views
Quantum information science uses the physics that describes the smallest particles such as electrons or photons to potentially revolutionize computing and related technologies. This new field can be used for a wide range...

Demolishing buildings is bad for the planet – here’s an alternative
Jul 24, 2024 11:34 am UTC| Insights & Views Nature
The construction industry is not on track to decarbonise by 2050 and uses more resources than most. In 2020, the UK produced a staggering 59.1 million tonnes of non-hazardous construction and demolition waste. Despite most...
Jul 24, 2024 11:33 am UTC| Insights & Views Politics
Following the attempted assassination of Donald Trump, community leaders, clergy and politicians including President Joe Biden have called on Americans to tone down white-hot political rhetoric. Some have invoked the words...

Jul 24, 2024 11:32 am UTC| Insights & Views Politics
South Africas government and higher education sector have invested a lot of time and money over the past two decades to enhance the countrys research output and cultivate the next generation of researchers. Though there...