Carbon capture faces its technological and economic limits

Paula Coussy, Head of CO2 Externalities Project at IFPEN, Florent Guillou, Process Design Engineer and Project Manager at IFPEN, Raphaël Huyghe, Program Manager at IFPEN in the Chemistry for Industry Results Center

On February 19th, 2025 4 min reading time

To achieve the target of capturing 450 million tonnes of CO2 by 2050, various decarbonisation strategies must be considered.

Dark side of the Moon: the first samples arrive on Earth

Pierre-Yves Meslin, Scientific Manager of DORN Mission at Institut de Recherche en Astrophysique et Planétologie

On February 19th, 2025 3 min reading time

The Chinese probe Chang'E 6, launched on 3rd May 3 2024, brought back to Earth the first samples from the far side of the Moon.

Christophe Gaie

Cryptography: how to protect critical systems in the quantum era

Christophe Gaie, Head of the Engineering and Digital Innovation Division at the Prime Minister's Office, Jean Langlois-Berthelot, Ph.D. in Applied Mathematics and Head of Division in the French Army

On February 19th, 2025 4 min reading time

Will weaknesses in the US economy resist Trump's strategy?

Patrick Artus, Head Economist at Natixis

On February 12th, 2025 4 min reading time

With the US's comparative advantages, protectionism would be ineffective for the country, unlike a policy of free trade for goods and services.

The proliferation of space debris in the Earth's orbit

Christophe Bonnal, Space debris expert at the CNES launchers department

On February 12th, 2025 4 min reading time

Today, there are 36,000 objects larger than 10 cm in space, of which 30,000 are catalogued and 6,000 are not referenced.

Geoffroy Peeters

Can AI compose music now?

Geoffroy Peeters, Professor of Data Science at Télécom Paris (IP Paris)

On February 12th, 2025 6 min reading time

Cognitive warfare: the new battlefield exploiting our brains

Bernard Claverie, Emeritus Professor of Cognitive Sciences at Bordeaux Institute of Technology

On February 5th, 2025 5 min reading time

Cognitive warfare explores the potential manipulation by hostile actors using cognitive science, such as propaganda and disinformation.

Down syndrome: can intellectual disability of patients be treated?

Laurent Meijer, Former CNRS Unit Director and Founder of start-up Perha Pharmaceuticals, Brigitte Fauroux , Professor of Pneumo-pediatrics at Necker Hospital

On February 5th, 2025 4 min reading time

Today, research is looking into the possibility of treating the intellectual disability associated with Down's syndrome.

Hervé Douville

Droughts exacerbated by climate change

Hervé Douville, Researcher at Centre National de Recherches Météorologiques (CNRM)

On February 5th, 2025 4 min reading time

China has a monopoly on rare earth metals

Mathieu Xémard, project leader at Centre Interdisciplinaire d'Études pour la Défense et la Sécurité (IP Paris)

On January 29th, 2025 4 min reading time

China's monopoly on rare earths raises the question of possible solutions for diversifying this market to the benefit of international players.

AI in medical decision-making: a question of ethics?

Damien Lacroux, philosopher of science and researcher at the UNESCO Chair in the Ethics of the Living and the Artificial

On January 29th, 2025 4 min reading time

The aim of the MIRACLE project is to identify the risk of recurrence in lung cancer patients, using an algorithm to aid medical decision-making.

Christophe Gaie

Digital public services: a major challenge for democracy

Christophe Gaie, Head of the Engineering and Digital Innovation Division at the Prime Minister's Office, Jean Langlois-Berthelot, Ph.D. in Applied Mathematics and Head of Division in the French Army

On January 29th, 2025 7 min reading time

Migration: the effects of climate change

Katrin Millock, CNRS research director at Paris School of Economics, and lecturer at Ecole Polytechnique (IP Paris)

On January 22nd, 2025 4 min reading time

Climate change has direct and indirect effects on migration: destruction of property, reduced agricultural productivity, etc.

Extreme rainfall: can we anticipate the risk of flooding?

Jan Polcher, Research Director at the Dynamic Meteorology Laboratory (CNRS) and lecturer at Ecole Polytechnique (IP Paris)

On January 22nd, 2025 3 min reading time

With global warming, periods of extreme rainfall are intensifying, but it remains difficult to predict future flood risks with any accuracy.

Grégoire Borst

How to manage children's relationship with screens

Grégoire Borst, Professor of Psychology at Université Paris Cité

On January 22nd, 2025 4 min reading time

Quantum: the second revolution unfolds

On June 5th, 2024 1 min reading time

What is quantum physics? What are the applications of quantum technologies? Dive into the universe of the infinitely small with this issue of 3.14.

Mars: how studying earthquakes changed our vision of the red planet

Philippe Lognonné, Professor at Université Paris Cité and at Institut de Physique du Globe de Paris

On January 15th, 2025 5 min reading time

Scientists are reporting on the first seismic signals measured on the planet Mars following NASA's InSight mission, launched in 2018.

Renewable energy: the growing need for storage solutions

Didier Dalmazzone, Professor of Chemistry and Processes at ENSTA (IP Paris)

On January 15th, 2025 4 min reading time

Renewable energies present storage challenges, particularly because of the intermittent and decentralised nature of their production.

Christophe Gaie

Cybersecurity: why protecting public data is critical

Christophe Gaie, Head of the Engineering and Digital Innovation Division at the Prime Minister's Office, Jean Langlois-Berthelot, Ph.D. in Applied Mathematics and Head of Division in the French Army

On January 15th, 2025 5 min reading time

EU-Mercosur agreement: sorting the true from false

Charlotte Emlinger , Economist at CEPII and Doctor in Economics at Montpellier SupAgro, Mathieu Parenti, Professor at Paris School of Economics and Researcher at INRAE

On January 8th, 2025 7 min reading time

The EU-Mercosur free trade agreement has been fuelling public debate for several weeks now: how can we sort out the real from the fake?

More columns here
0_physiqueQuantique
π Science and technology π Industry

How quantum technology is changing the world

Episode 1 / 7
new

Cryptography: how to protect critical systems in the quantum era

Christophe Gaie, Head of the Engineering and Digital Innovation Division at the Prime Minister's Office , Jean Langlois-Berthelot, Ph.D. in Applied Mathematics and Head of Division in the French Army

Episode 2 / 7

Quantum physics explained by a Nobel Prize winner

Alain Aspect, Nobel Prize in Physics 2022, Professor at the Institut d'Optique Graduate School (Université Paris-S...

Episode 3 / 7

How to prepare for the acceleration of quantum technologies

Laurent Sanchez-Palencia, CNRS Research Director in Quantum Physics and Professor at Ecole Polytechnique (IP Paris)

Episode 4 / 7

Quantum physics has already changed the world

Pierre Henriquet, Doctor in Nuclear Physics and Columnist at Polytechnique Insights

Episode 5 / 7

Quantum computing: 15 minutes to understand everything

Loïc Henriet, CTO at Pasqal , Landry Bretheau, Professor at Ecole Polytechnique, Quantum Physicist and Researcher in the Laboratory of Condensed Ma...

Episode 6 / 7

Health, tech, space: quantum technology is already benefiting many sectors

Pierre Henriquet, Doctor in Nuclear Physics and Columnist at Polytechnique Insights

Episode 7 / 7

Quantum, the indispensable ally of modern medicine

Pierre Henriquet, Doctor in Nuclear Physics and Columnist at Polytechnique Insights

0_generique_geopolitiqueMatieres
π Geopolitics π Economics π Energy

Oil to lithium, the energy transition is shuffling the cards for global politics

Episode 1 / 9
new

China has a monopoly on rare earth metals

Mathieu Xémard, project leader at Centre Interdisciplinaire d'Études pour la Défense et la Sécurité (IP Paris)

Episode 2 / 9

Saudi Arabia, a future mining power?

Emmanuel Hache, Assistant and Economist-Prospector at IFP Énergies nouvelles and Research Director at IRIS , Candice Roche, Research Fellow in Geopolitics of Metals and Ecological Transition at IFPEN , Vincent d’Herbemont, Civil engineer in the economics and environmental assessment department at IFP énergies nouvelles

Episode 3 / 9

The switch to electric cars increases our dependence on China

María Eugenia Sanin, Lecturer in economics at Université Paris Saclay and coordinator of the Sectoral Policies group at t... , Olivier Perrin, Partner in the energy, resources and industry sector at Deloitte

Episode 4 / 9

Predicted scarcity of metals and rare elements are causing geopolitical tensions

Emmanuel Hache, Assistant and Economist-Prospector at IFP Énergies nouvelles and Research Director at IRIS

Episode 5 / 9

How decisions around energy shape geopolitical power

Anna Creti, Professor at Université Paris-Dauphine-PSL, Director of Climate Economics Chair and Associate Direct...

Episode 6 / 9

Gas: intermediate energy source or energy of the future?

Olivier Massol, Professor at the Centre for Energy Economics and Management at IFP School

Episode 7 / 9

Oil in murky waters: pressure on prices and uncertain demand

Patrice Geoffron, Professor at the University of Paris-Dauphine and Director of Center of Energy and Climate Change Ec...

Episode 8 / 9

“Carbon diplomacy is an issue of power and sovereignty”

Marc-Antoine Eyl-Mazzega, Director of the Energy & Climate Centre at the French Institute of International Relations (Ifri...

Episode 9 / 9

Energy transition: a gold-mine for countries of the “Lithium Triangle”?

María Eugenia Sanin, Lecturer in economics at Université Paris Saclay and coordinator of the Sectoral Policies group at t...

0_defisIA
π Digital π Science and technology

What are the next challenges for AI?

Episode 1 / 6
new

The future of brain-machine synchronisation

Hamilton Mann, Group Vice President of Digital Marketing and Digital Transformation at Thales and Senior Lecturer a... , Cornelia C. Walther, Senior Visiting Scientist at Wharton Initiative for Neuroscience (WiN) , Michael Platt, Director of the Wharton Neuroscience Initiative and a Professor of Marketing, Neuroscience, and Psyc...

Episode 2 / 6

Machine Learning: can we correct biases?

Stephan Clémençon, Professor of Applied Mathematics at Télécom Paris (IP Paris)

Episode 3 / 6

“Decisions made by algorithms must be justified”

Isabelle Bloch, Professor at Sorbonne University (Chair in Artificial Intelligence)

Episode 4 / 6

Artificial intelligence: a tool for domination or emancipation?

Lê Nguyên Hoang, Co-founder and President of Tournesol.app , Victor Berger, Post-doctoral researcher at CEA Saclay , Giada Pistilli, PhD student at Sorbonne University affiliated with the CNRS Science, Norms, Democracy laboratory

Episode 5 / 6

When algorithms replace humans, what is at stake? 

Véronique Steyer, Associate Professor in Innovation Management at École Polytechnique (IP Paris) , Milie Taing, Founder and CEO of Lili.ai

Episode 6 / 6

Are artificial intelligence and human intelligence comparable?

Daniel Andler, Professor emeritus in Philosophy of Science at Sorbonne Université , Maxime Amblard, Professor of Computer Science at Université de Lorraine , Annabelle Blangero, PhD in Neuroscience and Data Science Manager at Ekimetrics

0_ressourcesEau
π Planet π Geopolitics π Energy

Water at the heart of global geopolitical issues

Episode 1 / 6
new

What future can we expect for water resources in France?

Eric Sauquet, Research Director in Hydrology at INRAE

Episode 2 / 6

Water security: a local issue with international impact

Patricia Crifo, Professor of Economics at Ecole Polytechnique (IP Paris) , Maxime Elkington, Masters student in "Economics for smart cities and climate policy" at École Polytechnique (IP Paris)

Episode 3 / 6

Water, a growing source of global tension

Hervé Douville, Researcher at Centre National de Recherches Météorologiques (CNRM) , Bertrand Decharme, CNRS Research Director at Centre National de Recherches Météorologiques (CNRM)

Episode 4 / 6

Access to water: inequalities reinforced by climate change

Marine Colon, Lecturer at AgroParisTech and Researcher in Public Management , Stéphanie Dos Santos, Sociologist and demographer at IRD Population Environment Development Laboratory

Episode 5 / 6

Securing water resources: a global necessity

Éric Servat, Director of UNESCO International Centre for Water

Episode 6 / 6

Hard choices must be made for universal access to water

Nassim Ait Mouheb, Researcher at INRAE , Corinne Cabassud , Professor emeritus at INSA Toulouse and Researcher at Toulouse Biotechnology Institute (TBI)

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