Energy

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π Energy π Science and technology

Batteries: the challenges of energy storage multiply

π Energy π Planet

Why greenhouse gas reduction reveals a series of paradoxes for China

With Jean-Paul Maréchal, Associate Professor in Economics at Université Paris-Saclay and Deputy Director of IDEST

On January 21st, 2026
4 min reading time

In 2021, China’s production capacity accounted for the majority of photovoltaic and wind power.

Bertrand Folléa 0921–01b
π Energy π Society

Energy transition: how to improve urban landscapes

With Bertrand Folléa, Director of Landscape and Energy Chair at Ecole Nationale Supérieure de Paysage (Versailles-Marseille)

On January 13th, 2026
4 min reading time
π Energy π Science and technology

All-solid-state batteries: a revolution in electricity storage?

With Jean-Marie Tarascon, Professor at Collège de France, specialist of Solid-State Chemistry

On December 9th, 2025
3 min reading time

Solid-state batteries offer advantages compared to lithium-ion batteries, including energy density, but their development still requires further study.

π Space π Science and technology π Energy

Ultra-lightweight, high-performance, foldable: advances in space photovoltaics

With Daniel Lincot, Emeritus CNRS Research Director at IPVF, Loris Ibarrart, Specialist in onboard energy at CNES

On October 14th, 2025
4 min reading time

The competitiveness of space-based photovoltaics stems from its main advantages: autonomous energy production and increasing yields.

Patricia Crifo
π Energy π Economics

China: are air conditioners at odds with climate ambitions?

With Patricia Crifo, Professor of Economics at Ecole Polytechnique (IP Paris)

On September 17th, 2025
4 min reading time
Cyrille Sollogoub
π Energy π Industry

The essential role of batteries in the energy transition

With Cyrille Sollogoub, Professor at CNAM, Didier Dalmazzone, Professor of Chemistry and Processes at ENSTA (IP Paris)

On July 3rd, 2025
4 min reading time