Black holes are remarkable astronomical objects with gravity so strong[1] that nothing, not even light, can escape them. The most gigantic ones, known as “supermassive” black holes, can weigh millions to billions times the mass of the Sun.
These giants usually live in the centers of galaxies[2]. Our own galaxy, the Milky Way, contains a...
Of the more than 74,000 known meteorites[1] – rocks that fall to Earth from asteroids or planets colliding together – only 385 or so stones came from the planet Mars.
It’s not that hard for scientists to work out that these meteorites come from Mars. Various landers and rovers have been exploring Mars’ surface for decades. Some of...
As a science communication scholar[1], I’ve always supported vaccination and trusted medical experts – and I still do. As a new mom, however, I’ve been confronting new-to-me emotions and concerns[2] while weighing decisions about my son’s health.
Vaccines are incredibly effective and have minimal risks of side effects[3]. But I began to...
The artificial intelligence boom has had such a profound effect on big tech companies that their energy consumption, and with it their carbon emissions, have surged[1].
The spectacular success of large language models such as ChatGPT has helped fuel this growth in energy demand. At 2.9 watt-hours per ChatGPT request, AI queries require about ...