51动漫

2Y4D845 Dartmoor, Devon, UK. 17th Sep, 2024. Full Harvest Supermoon shines bright over Hay Tor on Dartmoor, Devon, UK. The September full Moon is often called the Harvest Moon due to its association with autumn harvests in the Northern Hemisphere. Credit: nidpor/Alamy Live News

What changes will occur on Earth as the moon moves further away?

From tides to eclipses, the slow departure of our moon will affect life on Earth, say our correspondents

H99WWH Low Angled portrait of a German Shorthaired Pointer dog.

Why don鈥檛 dogs look up when a low-flying plane passes overhead?

PF9N2P Honeybee stick on a window

Are flies following a strategy when they keep hitting windows? Part 3

B0729K Television and cartoon characters, depicted in the form of toy dolls, making up a window display.. Image shot 03/2008. Exact date unknown.

This week鈥檚 new questions

DDPTRF Hot air balloons at Balloon Fiesta in balloon fiesta Albuquerque, New Mexico, U.S.

Is it true that fresh air heats up faster than stale air? If so, why?

D73X1R An colorful adult midnight snapper swims over the reef

How do fish recognise others of their own species? Part 2

PF9N2P Honeybee stick on a window

Are flies following a strategy when they keep hitting a window? Part 2

This week鈥檚 new questions

D73X1R An colorful adult midnight snapper swims over the reef

How do fish recognise others of their own species?

Two scientists use a massive, illuminated periodic table of elements as they discuss the element holmium in the Lawrence Hall of Science at the University of California, Berkeley. (Photo by ?? Ted Streshinsky/CORBIS/Corbis via Getty Images)

How many known elements could we delete without ill effect? Part 2

This week鈥檚 new questions

What sized planet would make space travel impossible due to gravity?

Why is ice cream so delicious?

What would the horizon look like on a disc-shaped planet? Part 4