Alien life

Martin Rees and Lex Fridman discuss introduction.

Martin Rees and Lex Fridman discuss understanding the universe.

Martin Rees and Lex Fridman discuss human limitations and ai.

Martin Rees and Lex Fridman discuss dark matter.

Martin Rees and Lex Fridman discuss vast universe.

Martin Rees and Lex Fridman discuss space exploration.

Martin Rees and Lex Fridman discuss future technology.

Martin Rees and Lex Fridman discuss newton and einstein.

Martin Rees and Lex Fridman discuss black holes.

Martin Rees and Lex Fridman discuss cosmological threats.

Martin Rees and Lex Fridman discuss advice for young people.

Martin Rees and Lex Fridman discuss mortality.