NASA's James Webb Space Telescope, the most powerful space telescope ever, is waiting at a launch site in French Guiana. If all goes well when it blasts into space in the coming days, It should be able to detect infrared light from galaxies so far away that the light from them has been traveling through space for almost the entire history of the universe. In other words, it should show us what the universe looked like as a newborn.
Omicron is spreading lightning-fast. The variant already accounts for about 3% of the cases that the CDC has analyzed — about a sevenfold jump from a week ago. What makes the variant spread so fast? New data showing how it behaves inside human respiratory tract tissue offers tantalizing clues.
Sikhulile Moyo, the scientist in Botswana who identified omicron, was saddened by the quick travel bans put on South Africa. He and his team felt they'd made a contribution by alerting the world to a dangerous variant. But the bans cost businesses billions and delayed vaccine supplies. Said Moyo, "I would call it an unfair treatment of African countries."
Nurse Sandra Lindsay rolled up her sleeve a year ago to become the first person in the U.S. to get the COVID-19 shot. Since then, she has devoted herself to motivating the vaccine-hesitant to get the jab. She shares five persuasive tips, starting with what happens in the heart.
The House Jan. 6 committee voted to hold former President Donald Trump's chief of staff Mark Meadows in contempt for refusing to cooperate with its investigation. Ahead of the vote, Republican Rep. Liz Cheney recited an eye-opening litany of text messages she said Mark Meadows received during the siege, including from Donald Trump Jr. and Fox News hosts Laura Ingraham and Sean Hannity. You can read them here. | 
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