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Jonathan Biteau

Maître de conférence en physique des astroparticules, Université Paris-Saclay
Jonathan Biteau est maître de conférence et mène ses recherches au Laboratoire Irène Joliot-Curie de physique des deux infinis (IJCLab, Univ. Paris-Saclay, CNRS/IN2P3). Il enseigne la physique numérique, les astroparticules, l'astrophysique, la physique des particules et la physique nucléaire. Depuis 2015, il étudie dans la collaboration Pierre Auger les directions d'arrivée des rayons cosmiques d'ultra-haute énergie, qui ont permis en 2017 de valider leur origine extragalactique. Il a également été membre des collaborations d'astronomie gamma H.E.S.S. et VERITAS, et est un membre actif du consortium CTA depuis 2010. Il s'est spécialisé dans la variabilité des AGN à jet ainsi que dans les interactions entre les rayons gamma et le fond diffus extragalactique. Enfin, Jonathan Biteau contribue activement au développement d'instruments pour la physique des astroparticules, particulièrement pour les caméras qui équiperont les télescopes de taille moyenne du réseau de télescopes CTA-Nord.

Space Science Series

Why is the sky dark at night? The 200-year history of a question that transformed our understanding of the Universe

Jun 19, 2023 06:20 am UTC| Science

As dawn rose over the German city of Bremen on May 7 1823, Heinrich Olbers put the finishing touches to an article that left his name in history. After the deaths of his wife and daughter, Dr Olbers had recently given up...

Economy

Javier Milei’s Tax Revolution: Argentine President Eliminates 90% of Taxes in Unprecedented Economic Shake-Up

Argentine President Javier Milei has announced an audacious tax reform plan, aimed at eliminating 90% of the nations taxes. This bold move, introduced during a televised address on Monday, seeks to overhaul Argentinas...

US Tariffs Targeting Eurozone Imports May Slash Growth by 0.43%, UBS Warns

The US imposition of a 10% tariff on Eurozone imports could shrink growth by as much as 0.43%, UBS economists report. The decline depends on Europes response, with retaliation increasing inflationary pressures while...

OpenAI CFO: Trump Driving a World-Shaping AI Era, Musk Fuels Intensifying Tech Rivalry

OpenAI CFO Sarah Friar predicts President-elect Donald Trump will guide a new generation of AI, as Elon Musks competitive push intensifies. With ChatGPT usage soaring and the video tool Sora emerging, OpenAI cautiously...

Google Bets Big on AI to Redefine Search and Revolutionize Healthcare With Bold $50B Investment

Googles parent company Alphabet is transforming the future with AI. From enhancing search to pioneering medical breakthroughs like AlphaFold, the tech giant is committing $50 billion to reshape industries while balancing...

FxWirePro- Major Economic events for the day

Date Time (UTC) Currency Indicator Actual Forecast Previous Wed, Dec...

Politics

Burger King ‘We Don’t Snitch’ Post EXPOSED as Fake! Outrage Over Mangione Arrest Tweet Turns to Shock

Luigi Mangione, the 26-year-old suspect in the fatal shooting of UnitedHealthcare CEO Brian Thompson, was arrested Monday at a McDonalds in Altoona, Pennsylvania. The arrest unfolded after a vigilant customer recognized...

Supreme Court Delivers Blow to Immigrants—'No Judicial Review for Visa Revocations' Sparks Controversy

The U.S. Supreme Court has unanimously ruled that federal courts lack the authority to review certain discretionary decisions made by immigration agencies, a landmark decision that could significantly impact immigration...

Study Claims ‘Republicans Embrace Fake News to Win!’—Shocking Data Reveals the Truth About Polarization and Misinformation

A recent study published in the Journal of Marketing has sparked debate by claiming Republicans are more willing than Democrats to spread misinformation during times of political polarization. Researchers Xiajing Zhu and...

Trump’s Deportation Numbers ‘Didn’t Even Come Close’ to Obama’s Record-Breaking Total, Fact-Check Shows

Claims surrounding U.S. deportation numbers under President-elect Donald Trumps first term and President Joe Bidens tenure have reignited a contentious debate over immigration policy. During a Senate Judiciary Committee...

Watchdog Bombshell: Trump-Era DOJ ‘Bypassed Rules’ to Seize Data, Kash Patel ‘Targeting Media’ Sparks Fury

A Justice Department watchdog report has revealed that prosecutors under President Donald Trumps first administration bypassed internal guidelines during media leak investigations. Released Tuesday by Inspector General...

Science

Astronomers have pinpointed the origin of mysterious repeating radio bursts from space

Slowly repeating bursts of intense radio waves from space have puzzled astronomers since they were discovered in 2022. In new research, we have for the first time tracked one of these pulsating signals back to its...

How is Donald Trump prioritizing funding for cancer research in 2025?

President-elect Donald Trump has announced a major initiative to prioritize funding for cancer research in 2025, pledging billions in federal support to combat one of the worlds leading causes of death. The plan includes...

How will Donald Trump address renewable energy research funding in 2025?

President-elect Donald Trump has revealed plans to reshape the U.S. renewable energy landscape in 2025, sparking debates about the administrations commitment to combating climate change. While Trumps previous term focused...

Tiny laboratories that fit in your hand can rapidly identify pathogens using electricity

When you think of electric fields, you likely think of electricity the stuff that makes modern life possible by powering everything from household appliances to cellphones. Researchers have been studying the principles of...

Their DNA survives in diverse populations across the world – but who were the Denisovans?

It started with a finger bone found in a cave in the Altai mountains in Siberia in the late 2000s. Thanks to advances in DNA analysis, this was all that was required for scientists to be able to identify an entirely new...

Technology

iOS 18.2, macOS Sequoia 15.2 Supercharge Apple Intelligence With ChatGPT, Genmoji, and Image Playground

Apples iOS 18.2, iPadOS 18.2, and macOS Sequoia 15.2 introduce Apple Intelligence upgrades featuring Genmoji, Image Playground, and optional ChatGPT integration. These advancements redefine creativity, communication, and...

Apple Intelligence Surges as Servers Eye 2026 AI Chip Breakthrough With Broadcom Support

Apple is pushing its Apple Intelligence platform forward with the Baltra AI chip, set for a 2026 release. Partnering with Broadcom and leveraging TSMCs 3nm process, Apple aims to enhance servers, improve cloud-based...

Xiaomi YU7 Delayed Until 2025 in China: What’s Holding Back This Electric Crossover?

The Xiaomi YU7 electric crossover will debut in China by mid-2025, as Xiaomi focuses on critical testing and ramping up production capacity at its new factory. Xiaomi YU7 to Enter Chinese Market in Mid-2025 The YU7...

OpenAI, Microsoft AI Cloud Pact Under Fire: Google Presses FTC to Unravel Exclusive Grip on Future Tech

Google is urging the FTC to break Microsofts exclusive OpenAI AI cloud arrangement, citing antitrust concerns and intensifying industry scrutiny. As regulators probe Microsofts market practices, rivals seek a fair chance...

GM Dumps $10B Cruise Robotaxi Bet, Shifts Gears on Self-Driving Future

General Motors has called time on its $10 billion Cruise robotaxi project, marking a major shift in its autonomous driving ambitions. The automakers decision comes amid fierce competition, regulatory hurdles, and efforts...