Questions

Blood alcohol concentration is affected by factors such as body size and gender. Women are usually smaller than men, and that they turn out less of the enzyme that breaks down alcohol.

For those reasons, most girls can have a higher BAC than the typical male if they each drink an identical quantity of alcohol.

Oxygen in our blood is transported by a protein named Haemoglobin.

If air contained all oxygen and no nitrogen, everything would have burnt off

South African Chris Bertish has become the first person to cross the Atlantic Ocean on standup paddle. He made the epic 4,050-mile voyage alone at sea aboard his custom-built craft.

Associated Press (AP) is world's oldest news agency followed by Reuters and Agence France - Presse.