What we know and don’t know about immunity to COVID-19

[ad_1] Medical researchers are getting clues about SARS-CoV-2, the virus that causes COVID-19, but there are big gaps in understanding our immune response: how well and for how long can we protect ourselves from infection in the future. . That understanding is crucial in the effort to loosen lockout restrictions …

Read More »

Scientists take a direct look at how light excites electrons

[ad_1] When a molecule interacts with light, its electrons can absorb energy from the electromagnetic field by rapidly rearranging their positions. This subtle rearrangement makes ready for everything that follows and decides how the reaction proceeds. Now, scientists from Brown University, the University of Edinburgh, and the Department of Energy’s …

Read More »