Michelin is developing a tire called the Uptis (or Unique Puncture-proof Tire System), which is a tire that cannot ever go flat or blow out because it doesn’t require air to stay rigid.

From creating the first steel-cased tire in 1937 to a puncture-proof tire in 2019, Michelin has continued to push the boundaries of what is possible — and the more than 130-year-old company is ...