A team at Harvard has identified molecules that restore protective caps on the tips of our chromosomes that regulate cells ageing.
In the intervening five decades since the first Earth Day, we 3.7 billion people of 1970 have more than doubled to 7.8 billion.
At MIT’s Center for Neural Circuit Genetics, for example, scientists have modified memories in mice using an optogenetic interface.
Eight billion people means global warming, endless wars and, yes, endless health crises until there will be no peace or prosperity for anyone.
Like insulin pumps and cardiac pacemakers, the medical implants of the future will go where they are needed, on or inside the body.
What will happen if present-day birth rates continue? Though the detailed future of the human species is impossible to predict, basic facts are certain.
The genetics revolution that will transform our health care, and ultimately our evolutionary trajectory as a species has already begun.
The exponential future is coming faster than most of us appreciate or are ready for. Like it or not, we are now all futurists.
If I determined that the benefits of genome-based embryo selection outweighed the risks, and, critically, my partner felt the same, I would do it.
The answer, of course, is universal access to contraception and safe, legal abortion, as scientists have been recommending for over 50 years.