However, much more research is required to be certain of their role in keeping us healthy. What you eat isn't just nutrition for you, it also feeds the trillions of bacteria that live in your gut.

Jan. 28, 2025 — A team of stem cell scientists have successfully used embryonic stem cell engineering to create a bi-paternal mouse -- a mouse with two male parents -- that lived until adulthood ...

Try these discussions to improve your speaking and listening. There are 20 questions in each activity - 10 for Student A and 10 for Student B. You can print out the worksheet. You can listen to the ...

Try these speed reading exercises to improve reading. You can also learn something about the news. There are reading texts at different levels. You can choose the reading speed of each text. If one ...