No More Tears

Scientists in New Zealand have found out what causes onions to make us cry.

WELLINGTON (AFP) - Scientists in New Zealand and Japan have created a "tear-free" onion using biotechnology to switch off the gene behind the enzyme that makes us cry, one of the leading researchers said Friday.[...]

Eady, who has several model onion plants at the institute, said despite the excitement about the prospect of "no tears" onions in every home, it would be 10 to 15 years before this happened.