Cultural evolution refers to the way humans create tools and social systems to adapt to and shape their environments. Find out how the tension between our cooperative and competitive natures may be preventing us from solving the ecological crisis humanity faces.
Author: David Morton Rintoul
Photosynthesis Evolution Clarified by Studying Bacteria Fossils
Photosynthesis evolution remains a mystery to biologists. Find out how a new study sheds light on our understanding of this critical organic process by pushing the timeline of its origins back by over a billion years.
Military Space Plane Launch Risks International Conflict
A military space plane called the Boeing X-37B blasted off from the Kennedy Space Center this week. Find out more about its secretive mission, and why it creates unnecessary tension between the United States and China.
Prehistoric Herders More Sophisticated Than Scientists Realized
Prehistoric herders in the high mountains kept small, diverse animal herds. Find how a new study reveals that their animal husbandry practices were far more sophisticated than previously thought.
COP 28 Results: Accomplishments, Failures and Controversies
COP 28 was a UN conference on climate change that wrapped up this week. Find out why many observers believe the results don’t go far enough and that the parties’ commitments are too vague to seriously address the climate crisis.
Heaviest Chemical Elements Created by Ancient Stars
The heaviest chemical elements in the universe come from neutron stars. Find out how a new study shows that this process creates heavier atoms than anything we experience on Earth.
Sense of Smell Predicted by Artificial Intelligence
Our sense of smell is often overlooked when we consider the tidal wave of artificial intelligence applications. Find out how a new machine-learning model can predict how a new chemical compound will smell without involving humans.
COP 28: Frustration, Scepticism, Faint Trace of Hope
COP 28 is the upcoming UN conference on climate change. Find out why the mood leading into this global gathering is a blend of frustration, scepticism and just a faint trace of wary hope.
Blobs in Earth’s Interior From Ancient Planet
Blobs in the Earth’s interior mantle have been puzzling geologists for decades. Find out how a new study solves the mystery by linking them to an ancient planet that collided with Earth to form the Moon.
Remembrance Day Reflections on Past and Future
Remembrance Day in Canada commemorates the veterans who gave their lives in the First and Second World Wars, Korea and Afghanistan. Find out the topics on which I found myself reflecting during this annual moment of silence.