Eventually it came to pass that no one ever had to die, unless they ran out of money. Then, unless they were so horrible that society had to dispose of them. Then, unless wanted to or could be talked into it. Then, no one would die so long as they had just one person who loved them.

A woman on a generation ship is offered the chance of immortality, and ultimately lives long enough to become part of subsequent 'waves' of human evolution - from man, to immortal, to machine, to pure energy - over countless millennia.

In the near future, an immortal Black woman misses the only person she's ever loved: the woman who created the immortality drug alongside her. Only one of them had decided to take it.

A humanoid immortal figure lives through the years following the death of her friend. As she watches the last of her friend's lineage die after 600 years, she reflects on the nature of her relationship with the friend.

After getting caught up in a barfight, a robot discusses his faulty plans for immortality with an engineering-savvy old man and his imaginative granddaughter.

A war correspondent recounts meeting Corporal Cuckoo, who has been alive for over four centuries and holds what he believes is the secret recipe to eternal life.

A young man struggles to rationalize with fate as he watches the people he loves experience immense pain and suffering. As he learns more about the physics of the universe and slowly teaches himself how to travel through time, he begins experiencing surreal moments where he can actually see the alternative paths he and his loved ones could have taken, and how they would all have been different if they had.

In a universe that regenerates continually, producing the exact same timeline with each big bang, humans struggle to find meaning in lives over which they have no control.

In a future where death is volunteered and the population is controlled, a soon-to-be father waits for his triplets to be born—and he must find three volunteers to die in order for them to live.

In a world where there is no smell, taste, pain, death, or digestion, the people are left hungering for one thing: love.