Not as lazy as the article's speculation. There is an experiment!
The experiment is people of various ages are asked to estimate a minute with their mind. Older people overestimate, children underestimate.
Your brain has a clock, a set of neurons that fire at a relatively consistent interval and help synchronize the rest of the brain. As you age this brain clock's interval gets longer.
Forming fewer new memories because of lifestyle changes is speculation. Without widespread changes in the brain making new memories more difficult to form, you'd still form a lot of new memories, even with your boring adult lifestyle.
The pop science is here:
http://www.quora.com/Why-does-time-feel-like-it-goes-faster-...
http://www.youtube.com/watch?v=kAcjvfBsz_4
Not as lazy as the article's speculation. There is an experiment!
The experiment is people of various ages are asked to estimate a minute with their mind. Older people overestimate, children underestimate.
Your brain has a clock, a set of neurons that fire at a relatively consistent interval and help synchronize the rest of the brain. As you age this brain clock's interval gets longer.
Forming fewer new memories because of lifestyle changes is speculation. Without widespread changes in the brain making new memories more difficult to form, you'd still form a lot of new memories, even with your boring adult lifestyle.