Was Earth already heating up, or did global warming reverse a long-term cooling trend?
Evidence in Earth’s natural archives, from tree rings to seafloor sediments, points to one trend. Some climate models suggest another. Here’s why are important.
Darrell Kaufman, Professor of Earth and Environmental Sciences, Northern Arizona University •
conversation
Feb. 15, 2023 • ~7 min
Feb. 15, 2023 • ~7 min
Artemis is a new body suit for period pain – here's why it's named after a Greek goddess
There’s a long history in our society of period pain being played down, or just considered “normal”. But there’s plenty of evidence in the historical records that women have always experienced it.
Helen King, Professor Emerita, Classical Studies, The Open University •
conversation
Feb. 8, 2023 • ~6 min
Feb. 8, 2023 • ~6 min
8 billion humans: How population growth and climate change are connected as the 'Anthropocene engine' transforms the planet
The UN estimates the global population will pass 8 billion people on Nov. 15, 2022. From the Stone Age to today, here’s how things spiraled out of control.
Manfred Laubichler, Global Futures Professor and President’s Professor of Theoretical Biology and History of Biology, Arizona State University •
conversation
Nov. 3, 2022 • ~9 min
Nov. 3, 2022 • ~9 min
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