The phrase "about the life span" is correct and usable in written English.
It can be used when discussing topics related to the duration of life or the expected length of time for living organisms or objects.
Example: "The research paper provides valuable insights about the life span of various species in their natural habitats."
Alternatives: "regarding life expectancy" or "concerning longevity".
Little is known about the life span of cephalopods.
It also ignited discussions about the life span of his career.
To a customer curious about the life span of $3 worms used as bait: "Give 'em mouth-to-mouth, they'll live longer".
"Ideally, I'd like to show a hundred garments, and have the show last a hundred days," Bolton said, referring to Mick Jones's comment about the life span of "pure" punk.
As Singapore woke up to streets streaked with scorched rubber and banks of deserted seating Monday after another successful grand prix, the city-state's government was guarded about the life span of the event.
But one of the consequences of the fact that animals move is that very little is known about the life span of most species as they exist in nature.
Riding around in our bus, I thought I was back in Mr. Bennett's sixth-grade geography class: we heard about the life spans of palm and rubber trees, the Malaysian educational system and work hours and retirement policies.
It manages to embrace satiric sendups of the Trotters' ridiculously extravagant lifestyle, antic punning jokes, scathing put-downs of the foster-care system, meandering digressions about everything from the life span of Great Danes to the benefits of erbium laser surgery, and heartfelt meditations on love and loss, all delivered in the author's luxuriant, bewitching prose.
When a cluster of stars is formed at about the same time, the life span of these stars will depend on their individual masses.
In recent studies however, we and others have identified a population of dormant mouse HSCs (d-HSCs) within the HSC BM population that divides only about 5 times in the life span of a mouse [2], [3].
Looking at the gap between the interest rate for inflation-adjusted bonds and regular bonds that mature in 2029, the last year of the deal, implies inflation of only about 1.57percentt a year over the life span of Scherzer's contract.
