HIIT is commonly performed at about 80 percent of peak heart rate, while sprint intervals are more of an “all-out” effort ...

Cornell researchers have uncovered a built-in molecular "gate" that controls the production of the molecule nitric oxide, a crucial signaling molecule throughout biology that in humans helps regulate ...

A recent Finnish study has found that measuring adolescents' maximal oxygen uptake often requires a brief verification phase to ensure reliable results. The researchers also note that even small ...

The race is on to develop an artificial intelligence that can do pure mathematics, and top mathematicians just threw down the gauntlet with an exam of actual, unsolved problems that are relevant to ...

AI could soon spew out hundreds of mathematical proofs that look "right" but contain hidden flaws, or proofs so complex we ...

In a 2023 paper on hypoxia and glucose metabolism, our lab showed how organisms rewire their metabolism to adapt to low oxygen levels—such as those found at high altitudes. One of the most striking ...

Affirm has struck a partnership with Virgin Media O2 to offer pay-over-time financing for devices bought through O2, adding a new payment option alongside the operator’s existing Pay Monthly handset ...

Editor's note: Follow Olympics opening ceremony live updates from Milano Cortina. Over the next few weeks, the sports world zeros its attention on Italy as more than 3,000 athletes from 93 countries ...

Terraria 1.4.5 — dubbed the Bigger and Boulder Update — is finally here, and it's welcoming in thousands of new and returning players alike. According to SteamDB, up until the new update, Terraria ...

Roula Khalaf, Editor of the FT, selects her favourite stories in this weekly newsletter. Telefónica and Liberty Global, the joint owners of Virgin Media O2, are set to lead a roughly £2bn acquisition ...