News Archives - Page 137 of 336

A yellow- and orange-tinted image of the Chicago skyline as seen from the shore of Lake Michigan. The summer Sun is high in the sky, and people walk and sit on a concrete path along the shore.

How Do You Know If You’ve Experienced Global Warming?

by Kimberly M. S. Cartier 30 September 202129 March 2023

Answering this question can help policymakers, scientists, and climate communicators develop more effective strategies to reach skeptics and deniers.

A scuba diver records data next to a large pink coral.

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Degraded Coral Reefs May Be More Resistant to Climate Change

by Clara Chaisson 29 September 202129 March 2023

New research on Kiribati’s beleaguered atolls paints a complex picture of reef recovery.

Lake Cadagno—an alpine lake in Switzerland with calm blue-green waters surrounded by sharp-peaked mountains

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Purple Bacteria Fix Nitrogen in Proterozoic-Analogue Lake

by Elise Cutts 28 September 202117 February 2023

A new study challenges the assumption that cyanobacteria were the only major nitrogen fixers in the Proterozoic eon.

Aerial view of the archaeological dig at Wadi Fidan, Jordan

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Ancient Flint Tools Reveal Earth’s Changing Magnetic Field

by Hannah Thomasy 27 September 202129 March 2023

Stone tools may provide data on paleomagnetism that are out of reach for other markers, such as prehistoric pottery.

Trays of perovskite silicon solar cells sit in a clear laboratory case.

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Better Together: Perovskites Boost Silicon Solar Cell Efficiency

by Mary Caperton Morton 23 September 202130 September 2023

Scientists engineer a way to layer materials to boost efficiency without interrupting manufacturing processes.

Dolphin trials at Dolphin Quest in Hawaii.

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Autonomous Vehicles Could Benefit from Nature

by Stacy Kish 22 September 202129 March 2023

A team of researchers at the University of Michigan is looking to animals to find new ways for autonomous vehicles to navigate through the environment.

A close-up photo of Parthenium hysterophorus, or famine weed, showing a deep green plant with frilly leaves and small white flowers

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Famine Weed Becomes More Toxic, Invasive in Carbon-Rich Atmosphere

by Fionna M. D. Samuels 22 September 202129 March 2023

A noxious weed’s success in Australia could indicate that some plants are benefitting from our carbon-rich atmosphere, becoming more invasive, competitive, and toxic.

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Collaboration in the Rockies Aims to Model Mountain Watersheds Worldwide

by Saima May Sidik 21 September 202129 March 2023

As Earth’s climate changes at an unprecedented rate, the Surface Atmosphere Integrated Field Laboratory is studying precipitation on an unprecedented scale.

The eruption column of Mount Pinatubo, Philippines, in June 1991.

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Climate Change Will Alter Cooling Effects of Volcanic Eruptions

by Michael Allen 20 September 202114 April 2022

New research indicates the cooling effect of rare, large eruptions will increase, whereas the effects of more frequent, smaller eruptions will be reduced.