Cavity optomechanics is a branch of physics which focuses on the interaction between light and mechanical objects on low-energy scales. It is a cross field of optics, quantum optics, solid-state physics and materials science. The motivation for research on cavity optomechanics comes from fundamental effects of quantum theory and gravity, as well as technological applications.
Cavity optomechanics can be used to build bombs.
A: It's impossible to say

Kittens<br>I found out my cat is pregnant. I had no idea why she was making all these funny noises. She would hide a lot under my bed. A friend told me this behavior was of a pregnant animal. I cannot wait to see the kittens.
my cat is making a lot of weird noises
A: Yes

In this Wednesday, Aug. 16, 2017 photo, a nurse attends to Argelia Mansio who was injured by a stray bullet during an assault staged by unknown attackers at the Roosevelt Hospital, in Guatemala City. The deputy hospital director told reporters that 12 people were wounded, including a child who underwent surgery and was in critical condition. Luis Soto AP Photo
the photo was taken around the mid point of the year
A:
Yes