"major breakthroughs in" is a grammatically correct phrase and can be used in written English.
You can use it to describe significant advancements or developments in a particular field or subject. Example: The scientific community has made major breakthroughs in the study of genetics, leading to a deeper understanding of the human body and potential for medical advancements.
There have been major breakthroughs in solar.
The years after World War II, however, were a time of major breakthroughs in epidemiological thought.
There were no major breakthroughs in what is expected to be a lengthy process.
Those victories were the bricks that laid the foundation for major breakthroughs in the 1980s.
Which major breakthroughs in technology have had a transformative effect on the lives of the world's poorest?
"Having that concept applied to Glivec, which was one of the major breakthroughs in cancer therapies, is completely ridiculous".
As a coalition we encourage collaboration between our partners and community organisations, who work through research and advocacy to catalyse major breakthroughs in forest and land rights priorities.
Tommy Donley has heard so often about historic agreements and major breakthroughs in this chronically war-weary city that he has all but stopped believing in them.
Populist parties combining right wing nationalism with old-fashioned left wing welfarism have made major breakthroughs in Sweden and the Netherlands this year following campaigns strong on Europhobia, Islam-baiting, and against immigration.
But Tillerson has said that until there are major breakthroughs in green technologies "the world is going to have to continue using fossil fuels, whether they like it or not".
SEOUL, South Korea — Hwang Woo-suk, a disgraced cloning expert from South Korea who had claimed major breakthroughs in stem-cell research, was convicted Monday of falsifying his papers and embezzling government research funds.
