On Aug. 4, 2007, NASA launched its Phoenix Mars Lander on a mission to touch down in the Martian arctic for the first time. Here's why it mattered.
Source: [Space.com](https://www.space.com/space-exploration/on-this-day-in-space-august-4-2026)
Bull sharks have a slight preference for spending time with their relatives, new research shows.
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SpaceX plans to notch some big milestones on the next test flight of its Starship megarocket, which is tentatively scheduled for late August.
Kevin Knight is joined by Tre’Shon Diaz to discuss Walker’s injury and the fallout, Bijan Robinson’s record-setting extension, and the biggest news and notes from Day 6 of Falcons training camp.
It's primary day for five states, including Michigan, where Democrats are casting their ballots in a Senate race pitting Rep. Haley Stevens against Abdul El-Sayed. CBS News' Aaron Navarro and Anthony Salvanto report.
A research team led by professor Yousung Jung from the Department of Chemical and Biological Engineering at Seoul National University College of Engineering has developed a new catalyst design principle that suppresses the hydrogen evolution reaction, which interferes with ammonia production, whi...