Metabolic Pathways

Metabolic Pathways

Illustration of ape to human evolution with skeletal figures, labeled amino acids, and colorful dots representing molecular structures, highlighting metabolism and the origin of life on Earth.
A big open question in 21st-century science is how life began here on Earth. The metabolism-first scenario just might be the best one.
A wasp illustration in blue on grid paper is overlaid on a close-up image of effervescent bubbles in a golden alcoholic liquid.
Could studying the Oriental hornet lead to a treatment for people with alcohol use disorder?
Person flexing arm muscles with a photo-negative effect applied, overlaid with semi-transparent geometric shapes. Person is facing away, showing arm and shoulder. Background is indistinct.
While GLP-1 agonists help people lose weight, different drugs could help them retain muscle at the same time.
Twin Health lets patients with diabetes see what’s happening inside their own body and can model each patient’s unique metabolism.
A measuring tape alongside a bottle of exercise pills on a wooden table.
Long thought a pipe dream, scientists have discovered a drug that mimics the effects of exercise.
Scientists are still figuring out why tirzepatide causes weight loss. One theory is that they “accidentally” created a new hormone.
A medical entomologist points to metabolism, body odor, and mindset.
Salt causes a dehydration-like state that encourages the conversion of the starch in the french fry to fructose.
exercise pill
"Lac-Phe" grants obese mice the benefits of exercise — without exercising. But don't expect an "exercise pill."
dinosaurs warm-blooded
The long-standing debate over whether dinosaurs were more like birds or lizards is drawing to a close.
Even though the brain is only 2% of our total body mass, it consumes up to 25% of our energy.
carbon dioxide + water → glucose + oxygen
Life largely owes its existence to this equation. Be sure to hug your house plant today.