Tuesday's Links: Science and Sex with Neil deGrasse Tyson

* Neil deGrasse Tyson talks to Kristin Schaal and Dr. Ruth about sexy science.

* This train guy really loves trains.

* If you don't love meat, you don't love America.

* Walter Cronkite accurately predicts the future.

* Heterosexual couples stick it out for gay rights.

* Conan O'Brien's Produce Bowl pits apple against orange.

* California is… broke, and other unfortunate autocompletes.

* Donald Trump is suing Bill Maher for insinuating he has orangutan blood.

Tags: Barack Obama, Bill Mahr, California, Conan O'Brien, Daily Links, Donald Trump, Dr. Ruth, Guns, Kristin Schaal, LGBT, Marriage Equality, Nazis, Neil, Patriotism, Science & Technology, Sex, The Onion, Walter Cronkite