On April 8, 2024, and for the second time in the past decade, people in the U.S. will have an opportunity to view a total solar eclipse[1]. But to do so safely, you’ll need to wear proper protection[2], or risk eye damage.
Earth is the only planet in
Is or was there life on Mars? That profound question is so complex that it will not be fully answered by the two NASA rovers now exploring it[1].
But because of the literal groundwork the rovers are performing, scientists are finally investigating,
People have been using salt since the dawn of civilization[1] to process, preserve and enhance foods. In ancient Rome[2], salt was so central to commerce that soldiers were paid their “salarium,” or salaries, in salt, for instance.
Salt’s value was in
Imagine opening your front door wide and inviting the world to listen in on your most private conversations. Unthinkable, right? Yet, in the digital realm, people inadvertently leave doors ajar, potentially allowing hackers, tech companies, service providers
During the most recent total solar eclipse visible in the U.S., on Aug. 21, 2017, the skies darkened as the Moon crossed in front of the Sun. It blocked out all sunlight – except for that from a golden ring visible around the Moon’s shape, called
How does your immune system decide between fighting invading pathogens now or preparing to fight them in the future? Turns out, it can change its mind[1].
Every person has 10 million to 100 million unique T cells[2] that have a critical job in the immune