Ne oldu, Tom? Ağlıyor musun?
- What's the matter, Tom? Are you crying?
Ne oldu, Mary? İstiyorsan benimle konuşabilirsin.
- What's the matter, Mary? You can talk to me if you want.
Why are you crying? What's the matter?.
... to the stars. It is 100% conversion of matter to energy by Einstein's equations, E=mc². ...
... secret of dark matter and dark energy. ...