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Biology

Exploring "Why" questions about Biology

483 articles

Biology

Why do the creatures at the deepest parts of the ocean look so different from that species we normally see?

A huge pressure. For anything to be able to withstand it you need either incredible skeletal structure, or massive skin and muscle mass. The former is almost non-existent, if it exist it's mostly in s

Jan 14, 2026
Biology

why is suicide generally not accepted?

It's a permanent solution to a temporary problem. It's a messy thing for loved ones to try and understand.

Jan 14, 2026
Biology

Why, when it comes to YouTube videos and editing videos, higher frame rates are better (30, 60, 120 etc.), but movies are generally 24fps? Why is it beneficial? And how does it look so much better?

It's like with LP records or black and white films. When movies came out the film equipment operated at 24. So people got used to 24.

Jan 14, 2026
Biology

Why is coming in under budget in the business world generally a bad thing?

Because forecasts are done under a certain logic with many objectives dictating. The idea is that a budget is there for a reason, and if all budgets are used correctly, then your overall business goal

Jan 14, 2026
Biology

Why doesn’t the body return to its original shape after gaining weight after liposuction? Why don’t the fat cells come back?

Because you're only given a certain amount of fat cells. People that weigh 800 pounds have the same amount of fat cells as they did when they were 150 pounds, the difference is how bloated those fat c

Jan 13, 2026
Biology

Why do we have vivid nightmares? Why do we have nightmares in general?

Why questions like this are difficult to answer with certainty, because the brain has developed to accomplish so much that we are nowhere near knowing why everything happens the way it does. However,

Jan 13, 2026
Biology

Why is it that there seems to be a new revolutionary breakthrough in fighting cancer every week, but cancer isn’t cured yet?

Because there are hundreds of different types of cancer, and thousands of different subsets of possible progression. Cancer is just your own cells dividing unconstrained, so every individual case is a

Jan 13, 2026
Biology

Why have all the ‘big’ animals and creatures gone extinct? Megalodon, the Dire Wolf? All these creatures were huge, top of the food chain predators but now don’t exist? Yet the sloth; slow, dumb an…

As per your example, a sloth survives on plants. It uses no energy because it virtually doesn't move. A sloth goes SO slow it actually can have moss grow on its fur.

Jan 13, 2026
Biology

Why is it that in the ocean so many different species can live in such close proximity to each other but on land it seems like they live separately.

Volume of room. On land you have one flat plain while in the ocean layers. It boils down to volume vs.

Jan 13, 2026
Biology

Why are cells so small and why can’t they be huge?

Because as cells get larger, their interior mass increases faster than the surface area of the cell membrane. This means that at one point, the amount of membrane would not be sufficient for servicing

Jan 13, 2026