Israeli Prime Minister Naftali Bennett announced Tuesday he's ordered the rollout of a fourth dose of the COVID-19 vaccine in response to the threat of the rapidly spreading Omicron variant.
Why it matters: Israel is believed to be the first country to offer a fourth coronavirus dose to citizens.
Scientists using NASA's Juno spacecraft have created an audio track of the probe's flyby of Jupiter's moon Ganymede using electromagnetic data captured during the mission.
Why it matters: This type of converted data can help scientists learn more about Jupiter's extreme magnetic field and how it interacts with the planet's largest moon.
The long-awaited James Webb Space Telescope is set to launch this week on a journey to reconstruct the history of the universe.
Why it matters: The telescope, billed as the Hubble Space Telescope's successor, is designed to peer into the atmospheres of distant alien planets and see some of the first galaxies that formed after the Big Bang.
The Food and Drug Administration on Monday greenlit the first injectable medication for HIV pre-exposure prevention (PrEP).
Why it matters: Debra Birnkrant, director of the Division of Antivirals in the FDA's Center for Drug Evaluation and Research, said in a statement approval of Apretude, which reduces the risk of sexually acquired HIV, added an important tool in the effort to end the epidemic "by providing the first option to prevent HIV that does not involve taking a daily pill."
