25th August - "Harder"
Couples might want to put a little extra effort into their marriage just before March and August every year.
22nd August - "Easier"
Scientists studied the pieces of material that were on the body of a man who died in Europe 5,300 years ago.
19th August - "Harder"
It's official – July was the hottest month on Earth since scientists started recording the planet's temperatures.
16th August - "Easier"
Humans have learnt many things from nature that help us in our daily life. The latest thing is self-repairing clothing.
13th August - "Harder"
A new study shows that teenagers who regularly played games online improved their test scores at school.
10th August - "Easier"
New research shows that people who read a lot live longer. The study was carried out by researchers from Yale University.
7th August - "Harder"
A new study shows that men are better than women at making up after a fight.
4th August - "Easier"
The worldwide banking company Goldman Sachs has made predictions about how many medals different countries will win at the 2016 Rio Olympics.
1st August - "Harder"
Millions of people around the world take dietary supplements in the belief that they will boost their health.
30th July - "Easier"
New research shows that office workers and other people who sit down a lot must exercise for one hour a day.