Cyanobacteria began contributing oxygen to Earth's mostly noxious atmosphere more than 2 billion years ago. The photosystem ...

More than two billion years ago, cyanobacteria started to produce oxygen in the primarily toxic atmosphere of Earth.

Phosphorylation and Dephosphorylation Enzyme Groups Regulate Sleep and Wakefulness in Mammals Dec. 3, 2024 — A research group has discovered that in mammals, a protein kinase A (PKA) promotes ...

Physiologically, FUNDC1 phosphorylation at Ser13 and Tyr18 or dephosphorylation at Ser17; OPA1-FUNDC1 connection, FUNDC1-calnexin association, and the BCL2L1-PGAM5 complex making FUNDC1 dormant. Under ...

Feb. 6, 2025 — Research in fruit flies has identified specific groups of cholinergic brain cells that are involved in alcohol-induced insomnia. This work could ultimately lead to targeted ...

Like previous years, the early 2025 Samsung flagship phone series contains three models, the Galaxy S25, Galaxy S25 Plus, and the Galaxy S25 Ultra — the main differentiator being size.

Ole Miss women's basketball completed its first sweep this season. The Rebels beat Vanderbilt 76-61 on the road Sunday. Coach Yolett McPhee-McCuin's team beat the Commodores (18-5, 5-4 SEC) in ...

Goal! Barcelona 5, Real Betis 1. Vitor Roque (Real Betis) converts the penalty with a right footed shot to the centre of the goal. Attempt saved. Vitor Roque (Real Betis) right footed shot from ...

Samsung officially announced the new Galaxy S25 line of phones at its Galaxy Unpacked 2025 event. While plenty of comparisons will be made between the Samsung Galaxy S25 and its predecessor, the ...