The earliest galaxies formed amazingly fast after the Big Bang. Do they break the universe or change its age?

Some of the earliest galaxies found with JWST are also the brightest. That’s a problem for our ideas about the universe.

Sandro Tacchella, Assistant Professor in Astrophysics, Kavli Institute for Cosmology, Cambridge, Department of Physics, University of Cambridge • conversation
yesterday ~16 min

Trump and Harris have clashing records on clean energy, but the clean power shift is too broad for any president to control

Vice President Kamala Harris has strongly supported clean energy investments, while Donald Trump has railed against them. But transformative shifts in the energy landscape already are well underway.

Daniel Cohan, Professor of Civil and Environmental Engineering, Rice University • conversation
Sept. 30, 2024 ~9 min


China leads the net zero transition – here’s what we can learn from its progress in Beijing and Hong Kong

China has spent ten times more on clean energy than either the US or Europe over the past five years.

Natalie Sum Yue Chung, PhD Candidate, Center for Policy Research on Energy and the Environment, Princeton University • conversation
Sept. 30, 2024 ~8 min

Rising electricity demand could bring Three Mile Island and other prematurely shuttered nuclear plants back to life

Rising electricity demand, especially to power data centers, could make restoring some nuclear plants that closed early financially viable.

Todd Allen, Professor of Nuclear Engineering & Radiological Sciences, University of Michigan • conversation
Sept. 27, 2024 ~8 min

Big lithium plans for Imperial Valley, one of California’s poorest regions, raise a bigger question: Who should benefit?

The promised ‘white gold rush’ would extract lithium alongside geothermal power production. The mineral is used in EV batteries, but even this less-polluting mining raises local health concerns.

Chris Benner, Professor, and Director, Institute for Social Transformation, University of California, Santa Cruz • conversation
Sept. 26, 2024 ~11 min

The universe is smoother than the standard model of cosmology suggests – so is the theory broken?

We may be on the cusp of finally breaking the standard model of cosmology.

Ian G. McCarthy, Reader of Astrophysics, Liverpool John Moores University • conversation
Sept. 26, 2024 ~13 min

New solar cells break efficiency record – they could eventually supercharge how we get energy from the Sun

Solar is becoming a major player in electricity generation and scientists are trying to boost its efficiency still further.

Sebastian Bonilla, Associate Professor of Materials, University of Oxford • conversation
Sept. 25, 2024 ~8 min

UK oil and gas workers risk becoming the ‘coal miners of our generation’

To achieve a ‘just transition’ from oil and gas to renewables, the UK government must learn from what happened with coal.

Ewan Gibbs, Lecturer in Global Inequalities, University of Glasgow • conversation
Sept. 24, 2024 ~8 min


Astronomers can’t agree on how fast the universe is expanding. New approaches are aiming to break the impasse

The Hubble tension has been described as a “crisis” for cosmology. Can it be resolved?

Alex Hall, Royal Society University Research Fellow, School of Physics and Astronomy, The University of Edinburgh • conversation
Sept. 19, 2024 ~12 min

Could rotating black holes be the wind turbines powering the distant future? We tested the physics

If we sent objects or light towards a rotating black hole, we may be able to get energy back.

Marion Cromb, Research Fellow in Physics, University of Southampton • conversation
Sept. 18, 2024 ~7 min

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