Opinion
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'This has re-written our understanding of Roman concrete manufacture': Abandoned Pompeii worksite reveal how self-healing concrete was made
By Ray Laurence published
The discovery of a 2,000-year-old building site in Pompeii reveals the raw ingredients for ancient Roman self-healing concrete.

Your AI-generated image of a cat riding a banana exists because of children clawing through the dirt for toxic elements. Is it really worth it?
By Akhil Bhardwaj, Grete Gansauer published
LLMs like Chat GPT come with major social costs — including child labor — that we can't ignore. Do we really need progress that's built on the suffering of others?

Time may be a psychological projection, philosopher argues
By Adrian Bardon published
Is time real, or an illusion? The best answer may be neither: Both physics and philosophy suggest that time is a projection of the mind onto a timeless reality.

Climate change is real. It's happening. And it's time to make it personal.
By Dr Jo Cutler, Professor Patricia Lockwood published
Opinion We found the psychological impetus people need to take action on climate change — realizing it will affect them and their way of life personally.

Are humans still evolving? An anthropologist breaks it down.
By Michael A. Little published
We are indeed still evolving, though it can be hard to tell because it happens over generations and often involves things you can't see, such as what foods different people are able to digest.

'Hot knives and brute force': King Tut's mummy was decapitated and dismembered after its historic discovery. Then, the researchers covered it up.
By Eleanor Dobson published
Irreversible damage was done to the pharaoh’s body.

The US is on track to lose its measles elimination status in months. RFK needs to go.
By Elizabeth Jacobs, James Alwine published
Opinion Canada has lost its measles elimination status and the U.S. is likely to be next. These failures are the result of the anti-vaccination movement, bolstered by the appointment of Robert F. Kennedy Jr. — and it's a bellwether of the erosion of public health.

Is it aliens? Here's why that's the least important question about 3I/ATLAS.
By Laura Nicole Driessen published
Conspiracy theories have raged about 3I/ATLAS being an unnatural object. But the alien question, while fun, generates misinformation and distracts from the science.
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