Tag: waves
How did seismic waves make it possible to understand the internal structure of the Earth?
How to know the internal structure of the Earth? If the seismic method, by generation of artificial waves, today makes it possible to image in finesse the architecture of the…
The war of the waves – The march of the world
On BBC London, the airwave war is declared! Winston Churchill assures his unfailing support for Free France against the Germans and against the French State of Marshal Pétain. A speech…
In Quebec, French secularism is making waves
Adopted by Quebec in 2019 and inspired by the French model, the law on secularism is once again controversial. Last December, Fatemeh Anvari, a teacher in an English-speaking establishment in…
Mediterranean corals are endangered by heat waves
Almost all corals have disappeared in some areas of the Mediterranean Sea. In question, the heat waves that have followed one another since 2003. You will also be interested [EN…
Gravitational waves: the origin of the enigmatic black holes of Ligo and Virgo becomes clearer
Many mergers detected by Ligo and Virgo involve black holes whose masses exceed those of stellar black holes betrayed by X-ray emissions. Scenarios have been proposed to account for the…
How the Raspberry Pi can detect a virus without any software
A team of researchers designed a non-software virus detection system using a Raspberry Pi, an H-field probe, and an oscilloscope. This set makes it possible to detect the signatures of…
Samsung unveils: This TV remote charges with radio waves!
Television manufacturers have been taking environmentally friendly steps lately. Samsung, one of the companies that produce televisions in the sector such as LG or Philips, introduced a TV remote that…
Samsung invents the remote control that recharges … through Wi-Fi waves
Samsung has just unveiled its new Eco Remote remote control. In addition to being recharged by the surrounding light, it is able to collect the Wi-Fi waves emitted by the…
Covid waves in France: 5th, peak, curve, graph
5TH WAVE. The fifth wave of the Covid-19 epidemic started at the beginning of November 2021. The incidence rate has sharply increased and has exceeded the level reached in previous…
Gravitational waves would have made the Big Bang space-time turbulent
Space-time is not a material medium, yet its dynamics resemble that of fluids. Like them, it could have become turbulent, especially at the time of the Big Bang, when it…