Life on Earth: why we may have the Moon's now defunct magnetic field to thank for it

The Earth's magnetic field was most likely weaker when life evolved on our planet than it is today.

Jon Mound, Associate Professor of Geophysics, University of Leeds • conversation
Oct. 15, 2020 ~5 min

evolution atmosphere moon earth sun magnetism magnetic-fields life-on-earth solar-winds

What makes hurricanes stall, and why is that so hard to forecast?

Hurricane stalling has become common over the past half-century, and their average forward speed has also slowed.

Kimberly Wood, Assistant Professor of Meteorology, Mississippi State University • conversation
Sept. 24, 2020 ~6 min

climate-change atmosphere flooding hurricanes meteorology weather tropical-cyclones

What makes hurricanes stall, and why is it so hard to forecast?

Hurricane stalling has become common over the past half-century, and their average forward speed has also slowed.

Kimberly Wood, Assistant Professor of Meteorology, Mississippi State University • conversation
Sept. 24, 2020 ~6 min

climate-change atmosphere flooding hurricanes meteorology weather tropical-cyclones

Why do some hurricanes stall, and why is that so hard to forecast?

Hurricane stalling has become common over the past half-century, and their average forward speed has also slowed.

Kimberly Wood, Assistant Professor of Meteorology, Mississippi State University • conversation
Sept. 24, 2020 ~6 min

climate-change atmosphere flooding hurricanes meteorology weather tropical-cyclones

How can smoke from West Coast fires cause red sunsets in New York?

Last week, much of the Midwest and eastern US experienced hazy skies and red sunsets. The cause was smoke transported from the Western US by the jet stream and spread as far as Boston and even Europe.

Jeffrey B. Halverson, Professor of Geography & Environmental Systems, Associate Dean of the Graduate School, University of Maryland, Baltimore County • conversation
Sept. 22, 2020 ~4 min

atmosphere pollution wildfires smoke sun fire jet-stream fire-season

Why clouds are the missing piece in the climate change puzzle

Clouds can act as both blanket and parasol – warming our atmosphere at the same time as cooling it. But which effect will dominate?

Ric Williams, Professor of Ocean Sciences, University of Liverpool • conversation
Sept. 11, 2020 ~7 min

climate-change atmosphere global-warming climate-models climate-science clouds climatology 15-degrees albedo

John Tyndall: the forgotten co-founder of climate science

The man who explained the greenhouse effect was accidentally killed by his wife.

Roland Jackson, Research Associate in the History of Science and Visiting Fellow at the Royal Institution, UCL • conversation
July 31, 2020 ~7 min

atmosphere history-of-science climate-science mountaineering greenhouse-effect

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