Greenland lost nearly 200 billion tons of ice in a month
Hot weather dissipates a large amount of ice in Greenland, causing the global sea level to rise 0.5 mm.Why is the winter colder while the Earth heats up?
Some countries, such as the United States, recorded many days of record low temperatures than the record high temperature days, while in other countries, the temperature isProspects gel to help women fight HIV
US scientists have just released the results of testing a new gel, promising many possibilities to protect women from the risk of HIV infection from their partners.