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multiple generations of family members eating at outdoor table
Sun Exposure Triggers Hunger in Men but Not Women, Study Suggests
Ultraviolet radiation leads to secretion of an appetite-boosting hormone in male mice, but experts say it’s not yet clear whether the mechanism applies to humans.
Sun Exposure Triggers Hunger in Men but Not Women, Study Suggests
Sun Exposure Triggers Hunger in Men but Not Women, Study Suggests

Ultraviolet radiation leads to secretion of an appetite-boosting hormone in male mice, but experts say it’s not yet clear whether the mechanism applies to humans.

Ultraviolet radiation leads to secretion of an appetite-boosting hormone in male mice, but experts say it’s not yet clear whether the mechanism applies to humans.

hunger

snake eating another snake
Male Snakes Cannibalizing Females Present Evolutionary Puzzle
Chloe Tenn | Nov 15, 2021 | 4 min read
The Scientist speaks with organismal biologist Xavier Glaudas about possible reasons for his recent finding that male Montpellier snakes cannibalize female conspecifics.
Curiosity and Hunger Are Driven by the Same Brain Regions
Shawna Williams | Oct 1, 2020 | 4 min read
Researchers tease out the effects of the two cravings by having participants gamble for the chance to satisfy them.
Agricultural Technology Can Save Humanity from Starvation (Again)
Jessica Eise | Feb 1, 2018 | 3 min read
We are on the cusp of yet another revolution in how we feed the populace.
Contributors
Katarina Zimmer | Feb 1, 2018 | 3 min read
Meet some of the people featured in the February 2018 issue of The Scientist.
Hunger Hormone Slows Aging in Mice
Kerry Grens | Feb 3, 2016 | 1 min read
Signs of getting older are less common among rodents with ramped-up ghrelin production.
Controlling Cravings
Jef Akst | Dec 29, 2015 | 1 min read
A hormone made in the liver controls how much sugar mice eat, according to a study.
Turning Off Hunger Pangs
Jenny Rood | Apr 27, 2015 | 2 min read
Researchers identify a neural circuit that controls feelings of fullness in mice.
Leptin’s Effects
Kerry Grens | Jun 2, 2014 | 1 min read
The hormone leptin, which signals fullness to animals, acts not only through neurons but through glia, too.
Another Way Fiber Is Filling
Tracy Vence | Apr 29, 2014 | 2 min read
Acetate, a short-chain fatty acid released following the fermentation of dietary fiber in the gut, accumulates in the brain and can affect appetite in mice.
Conventional Yields Trump Organic
Bob Grant | Apr 26, 2012 | 1 min read
A new meta-analysis of farming practices suggests that traditional methods of cultivating food plants result in heftier harvests than do organic strategies.
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