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Mouse brains produce random, strong bursts of dopamine and are able to control them. This may challenge many long-held ideas about learning and motivation.
The giant sea bass fishery collapsed long ago in the US, but that didn’t mean the species was endangered. New research shows these iconic fish have been thriving south of the border.
Seabirds journey vast distances across the Earth’s seascapes to find food and to breed. This means their biology, particularly their breeding success, can reveal what’s happening in our oceans.
The House passed a bill creating a path to citizenship for undocumented immigrants who came to the US as children. Here’s what you need to know about the Dreamers and DACA.
Research suggests that reminding Americans – Democrats and Republicans – of their family history creates empathy for immigrants and more favorable views toward immigration.
Researchers don’t fully understand the composition of breast milk and its benefits. Beyond nutrition, it contains enzymes, hormones and the mother’s antibodies — including antibodies for COVID-19.
The development of multiple vaccines against the virus that causes COVID-19 has been hailed as the breakthrough of 2020. But there were many more supporting discoveries that made this possible.
Zheng Chen, University of California, San Diego and Darren H. S. Tan, University of California, San Diego
Batteries power much of modern life, from electric and hybrid cars to computers, medical devices and cellphones. But unless they’re made easier and cheaper to recycle, a battery waste crisis looms.
Lessons from history make clear that the federal government can spur medical innovation in a crisis, including this pandemic. Providing certainty and clarity is critical.
Lowering urban density to protect against the coronavirus would be a misguided response. Density is not a key driver of infection, and keeps people active and healthy.
Why are scientists trying to grow organs at the International Space Station? People live on Earth not in zero-gravity. A stem cell expert explains why it is useful to do these experiments in space.
Krishna Sriram, University of California, San Diego; Paul Insel, University of California, San Diego, and Rohit Loomba, University of California, San Diego
The ACE2 receptor allows the virus that causes COVID-19 to infect and destroy our cells. What is the normal role of ACE2 in the body, and could it be the key to blocking infection?
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.
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.