When you look up at the night sky and spot a bright streak of light racing across it, you’re witnessing one of nature’s most mesmerising events — a meteor, often called a “shooting star.” Despite the ...

Exactly 150 summers ago, stargazers were admiring a beautiful new comet. Discovered in mid-July 1862 by Americans Lewis Swift and Horace Tuttle, the new object became favorably positioned high in the ...