How Will NASA’s Solar Probe Stand Up To The Heat?

We’ve been looking up and wondering about the sun and stars since time immemorial— but up until now, all our observations have been from a distance because of the intense heat our home star generates. That will change soon — thanks to the Parker Space Probe that will launch Aug. 11. This new probe will be able to touch the sun — or at least its outer atmosphere. How can the new solar probe stand up to the heat?

Researchers Discover Brain Cells That Control Aging

The stem cells in the brain’s hypothalamus, which are also responsible for forming new brain neurons, have been found to control aging throughout the body. The cells decline as we age, which accelerates aging. But, replenishing them or the molecules they produce can slow and even reverse various aspect of aging throughout the body.

What do expiration dates actually mean

What Do Expiration Dates On Food Items Actually Mean?

Do you know that vomit-inducing smell that comes from the expired food items? Well, you do, and you only have to smell it once to make sure it never happens again. Today, many food items come with labels – “Sell By”, “Best By”, or “Use By” date - stamped on the packaging. Those are expiration dates. But what do they actually mean?