Rico, a 9-year-old prehensile-tailed Brazilian porcupine who has been delighting visitors at the Cincinnati Zoo for years, ...

Growing up, Sunday nights followed the same routine: a pasta dinner made by Mom, followed by putting the finishing touches on ...

This indicator solution changes colour from bright pink to vibrant blue when mixed with acids or bases. ... some incredibly simple yet amazing visual illusions while working through a worksheet.

Curriculum-linked learning resources for primary and secondary school teachers and students. Videos, games and interactives covering English, maths, history, science and more!

The key for success is the development of new Lewis acid−Lewis base bifunctional asymmetric catalysts containing an aluminum as a Lewis acid and sulfoxides or phosphine sulfides as a Lewis base. These ...