References

Reference Earth Day highlights the actions we can take to address environmental problems.

Buying Guide The best eyepieces for telescopes can transform your skywatching experience, allowing you to get closer to the planets, comets, and stars.

Buying Guide The best lenses for astrophotography help you capture the cosmos in the best possible way.

Buying Guide Owning one of the best lens heaters is an absolute must if you're shooting in cold conditions to prevent your glass from fogging up.

New episode "Lux" reveals that characters talking directly to the audience was just the start.

Buying Guide Our guide to the best zoom lenses for capturing detailed shots of distant objects, with options to suit a range of cameras and photography styles.

Browse our list of the best cameras for timelapse videos in 2025, with picks from Nikon, Sony, Fujifilm and more.

Buying guide We've rounded up the best camera phones including flagship models from Apple, Samsung and Google.

Buying Guide The best DSLR cameras on the market can often outperform mirrorless models — here are our favorites from Nikon, Canon and more.

Reference Paying taxes in space is a necessity, no matter where you happen to be visiting. This is what U.S. astronauts and other space fliers can expect.