Ever wonder how those scratch and sniff stickers manage to pack a punch of aroma into what looks like ordinary paper? The technology behind it is deceptively clever, and has been used everywhere from ...

When in public, people typically want to look their best. To avoid embarrassing situations like having a large ketchup stain on our pants after eating a burger, we frequently check how we look by ...

France is really going all out for the Olympics, ensuring every tiny detail is perfect for the occasion. Right down to the stamps visitors will be using to send postcards home to loved ones. On May 16 ...

Human sniffs last between one and three seconds. During that time, chemicals enter the nose and allow us to perceive the smells around us. But whether humans can perceive odor changes shorter than the ...