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Science + Tech – Articles, Analysis, Opinion

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Fruit bats have honed their sweet tooth through adaptive evolution. Keith Rose/iStock via Getty Images Plus

Why don’t fruit bats get diabetes? New understanding of how they’ve adapted to a high-sugar diet could lead to treatments for people

Fruit bats can eat up to twice their body weight in fruit a day. But their genes and cells evolved to process all that sugar without any health consequences − a feat drug developers can learn from.
Rather than a tracking tag telling scientists where this shark traveled, its violent removal let them observe an unexpected regeneration process. Josh Schellenberg

I set out to investigate where silky sharks travel − and by chance documented a shark’s amazing power to regenerate its sabotaged fin

After scientists’ GPS tracking tag was violently removed from one shark’s dorsal fin, they were in for a surprise: The wound didn’t just heal, but the missing tissue grew back.
The fresh flavors taste good now – a here-and-now reward that’s more motivating than potentially avoiding health problems in the future. kajakiki/E+ via Getty Images

Focus on right now, not the distant future, to stay motivated and on track to your long-term health goals

Long-term goals can be hard to stick to if the benefits are only way off in the future. Research suggests ways to focus on the here and now to help you ultimately achieve your more far-off targets.
AI has arrived. How will it change society in the year ahead? Pavel_Chag/iStock via Getty Images

AI is here – and everywhere: 3 AI researchers look to the challenges ahead in 2024

Artificial intelligence is everywhere, and the tech industry is racing along to develop ever more powerful AIs. Three scholars look ahead to the next chapter in this technological revolution.