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Pour renforcer vos défenses immunitaires contre les coronavirus, l'une des choses les plus efficaces que vous puissiez faire est de maintenir vos rythmes circadiens naturels. Voici comment faire.
Try to get outside during daylight to set your circadian rhythms.
LordRunar /Getty Images
To boost your immune defenses against corona and other viruses, one of the most effective things you can do is maintain your natural circadian rhythms. Here’s how to do that.
Why do scientists care about mutations on the coronavirus?
Alexandr Gnezdilov Light Painting
The SARS-CoV-2 virus that causes COVID-19 is constantly mutating. What do these mutations reveal about this virus’s evolution? And will this knowledge help us to develop a long-lasting vaccine?
If only COVID-19 testing was as simple as a pregnancy test.
Taechit Taechamanodom
Earth’s biggest rivers are streams of warm water vapor in the atmosphere that can cause huge rain and snowfall over land. Climate change is making them longer, wetter and stronger.
A man holds a sign with an image of Negro Matapacos, in Santiago, Chile.
MARTIN BERNETTI/AFP via Getty Images
Trump’s recent comments echo a troubled history of the use of dogs against people of color, as well as pejorative depictions of people of color as animals.
Time limits on eating may help to keep diabetics’ blood glucose in check.
ratmaner/Shutterstock.com
Satchin Panda, University of California, San Diego and Pam Taub, University of California, San Diego
What if you could treat obesity, diabetes and high blood pressure just by limiting when you eat and drink all your calories? New research says it might work.
Seorang pria di pusat kota Atlanta dengan skuter listrik pada 26 Juni 2018.
Brinley Hineman/ AP Photo
Skuter listrik mengancam hidup pejalan kaki dan membuat mereka menjadi kurang nyaman Ini cara bagaimana penyedia jasa skuter listrik bisa membuat kota menjadi lebih aman buat semua orang.
Lizzo’s hit songs include a lot of profanity.
Photo by Brent N. Clarke/Invision/AP)
Some treatments for neurodegenerative diseases involve inserting wires into the brain and zapping certain brain cells with electricity. But what if you could do the same thing using sound waves?
These bacteria are resistant to antibiotics.
Melissa Brower/Centers for Disease Control and Prevention via AP
Many articles describe the rise of superbugs - bacteria that are resistant to antibiotic drugs - as inevitable. But society has the knowledge to stop the spread of these microbes.
Neurons treated with a fluorescent dye show their interconnections.
Silva Lab
Finding out more about how the brain works could help programmers translate thinking from the wet and squishy world of biology into all-new forms of machine learning in the digital world.
The civil rights of 11.3 million Mexican nationals who live in the US are routinely violated, according to a comprehensive new report on U.S. immigration enforcement since 2009.
AP Photo/Matt York
As part of a new ‘metering’ policy, US officials are turning asylum seekers away at ports of entry along the southern border. Thousands wait, straining the resources of Mexican border towns.
The San Pedro Mezquital River is the last free-flowing river in Mexico’s western Sierra Madre.
Octavio Aburto
Thousands of hydropower dams are under construction around the world. New research shows that by cutting off sediment flow, these dams can have big ecological effects on far-off bays and deltas.
In a survey, 81% of women and 43% of men said that they had experienced sexual harassment or assault at least once.
Mihai Surdu/shutterstock.com
Bacteria are becoming resistant to even the most powerful antibiotics. These expensive, hard-to-treat infections are prompting physicians to reassess using viruses to destroy bacteria.