A team of astronomers announced on April 16, 2025, that in the process of studying a planet around another star, they had found evidence[1] for an unexpected atmospheric gas. On Earth, that gas – called dimethyl sulfide – is mostly produced by living organisms.
In April 2024, the James Webb Space Telescope[2] stared at the host star...
Nicknamed “Galloping Gertie” for its tendency to bend and undulate, the Tacoma Narrows Bridge[1] had just opened to traffic on July 1, 1940. In a now infamous failure, in the face of moderate winds the morning of Nov. 7, 1940, the bridge started to repeatedly twist. After an hour of twisting, the bridge collapsed. One fatal engineering...
Every day, people are constantly learning and forming new memories. When you pick up a new hobby, try a recipe a friend recommended or read the latest world news, your brain stores many of these memories for years or decades[1].
But how does your brain achieve this incredible feat?
In our newly published research in the journal Science,...
Gravity pulls us to earth, a lesson you learn viscerally the first time you fall. Isaac Newton described gravity as a universal attractive force, one that holds the Moon in orbit around the Earth, the planets in orbit around the Sun, and the Sun in orbit around the center of our galaxy.
In the 1990s, astronomers made the astonishing...