how to check used lenses? unbox a second-hand Canon DSLR lens, good luck!

I find some old pictures of the Chinese Qing dynasty

only muddy road trail can show the strength of mtb

why we must clean room? put dust under microscope, then you know why

how oranges look under Microscope? orange inner structures

clean and lubricate mountain bike chain at home, get my bicycle renewed

indoor exercise due to the cold rain, fitness time

I get a really nice Hoodie today!

delicious snacks: chicken neck meat, bones for stray cats

is a bag of Black sesame paste enough for breakfast? snack time

mini kitchen: how to make KFC style fry crab sticks

mini kitchen: delicious food made with ham sausage and chicken legs

mini kitchen: cook shredded meat noodles for breakfast, chicken meat makes me hungry

mini kitchen: how to make mini french fries?

mini kitchen: how a chef makes candied apple into rock sugar apple

unbox 20 dollars mini kitchen suit, kitchenware is so funny

unknown organisms grow on firewood, what's this?

How red ant looks under microscope? is this fire ant?

find a tiny insect in water bowl, could it be springtail?

how spiderweb looks under Microscope? Spider almost bites me

模仿拳皇97椎拳崇包子发波，这仙气真人模仿秀怎么样？

imitate anime character Sie Kensou of King of Fighters, how to fire a ball

how the beauty mode of phone deceives you?

Itachi Uchiha from Don't Starve Together? not Naruto?

is the mouse dirtier than a toilet seat? 1000X Microscope reveals the fact

a close look at pollen, inner structure of wildflowers