Answers to Science Questions

Could a leaky heart valve be fatal?

Why do some people who have had heart surgery have to take antibiotics when they have dental surgery?

Can stress provoke heart attack?

What causes palpitations and should I be worried about it? Is one side of the heart bigger than the other?

What causes the Earth to have a magnetic field?

When a meteor hits the Earth like the one that was supposed to have killed off the dinosaurs, it hit with the impact of...

Would it be practical to build a large vacuum chamber, put the clothes inside, pump the air out and therefore lower the...

Does anything other than our moon gets eclipsed, such as stars or other planets?

We're using electric chargers to charge phones, torches and things. Once the product is charged does the charger...

Is the human bladder like a sponge or more like a balloon in the way it holds liquid?

Why does cheese make you sweat? Sometimes if I have too much cheddar, I start feeling sweat creep across my brow. Is...

How do mobile phones affect fuel pumps, if at all?