Q: How many female cats were trained for the space flight that included Félicette? Félicette was the first cat to travel to space, launching on October 18, 1963. Félicette was one of 14 female ...

But how well do you really know our planetary neighbor? This quiz of 15 questions will test your knowledge of Mars' size, surface and history, as well as scientists' attempts to study it.

1. The _____ _____ defines the most distant point in the universe from which light can reach us in a finite amount of time. The sphere whose radius is this distance forms a horizon. Fill in the ...

Feb. 10, 2025 — Earth's inner core is undergoing structural transformation. Located 3,000 miles below the Earth's surface, the inner core is anchored by gravity within the molten liquid outer ...

Applications for a prestigious National Institutes of Health grant program that supports Ph.D. students from marginalized backgrounds are abruptly being pulled from consideration during grant ...

We discuss a big week for commercial spaceflight, a red dye ban and a scary spider species in this news roundup. Linguists think that the words that we use to express pain might tell us something ...

Subscribe to this podcast. Plus, to stay updated on all things science, sign up for Science Friday's newsletters. January 27, 2025 • A recent study in the journal Nature unveiled new proteins ...

Lee Zeldin, Donald Trump’s nominee to head the Environmental Protection Agency, struggled to answer simple questions about science during his confirmation hearing Thursday. During his hearing ...

ScienceDaily features breaking news about the latest discoveries in science, health, the environment, technology, and more -- from leading universities, scientific journals, and research ...

Test your science knowledge with this weekly news quiz!

But how good is your knowledge of Earth's inner structure? Find out by taking this quiz. If you need a hint, hit the yellow button. Good luck!

Try this quiz based on GCSE Computer Science past papers. Choose the topic you would like to revise and answer the questions. By working your way through the questions created by experts ...