Topic: Technology & Engineering

How did scientists find out about electricity?

Electricity is a complex topic that drives the world as we know it today, from Thomas Edison’s iconic light bulb to the satellites that enable our cell phones. Fundamentally, electricity is just the presence and flow of electric charge.

What is machine learning?

Machine learning is an area of computer science that focuses on building computer programs that help machines learn by example. This is similar to the way young children learn about the world around them.

What is gene editing?

Gene editing involves changing the sequence of letters in the DNA. Researchers like to edit genes so they can understand the function of them, particularly genes that relate to various types of disorders that physicians have seen in the clinic. We can use this information to generate new hypotheses of how genes influence diseases.

How do planes fly?

Imagine this: Stick your hand out of the window of a car that travels at around 60 mph, and you will notice how lift is being produced as you twist your hand up and down. As the car accelerates, you will notice that no matter how you shape your hand, lift is always being produced.

How do we purify dirty water?

What we use to purify water depends a lot on where the water’s coming from and what we want to do with it. If we’re going to drink water it needs to be very clean and very safe. There are lots of regulations that we have to meet.