The reindeer's antlers have a beautiful shape.

He is playing the character of Bun.

Infrared astronomy provides a new perspective on understanding the universe.

This problem is difficult.

What does this sentence mean?

He was surprised when he saw the list of nuclear powers.

He reported on the results of the subcritical nuclear experiment.

Scientists are developing a new type of fusion reactor.

He was delighted with the unexpected profit, saying 'When the wind blows, the cooper profits.'

Did you hear his voice?