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Biology

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Showing: 1-25 of 2342
Artificial egg helps Colossal hatch its de-extinction plans
Business

Artificial egg helps Colossal hatch its de-extinction plans

  • Mike Snider USA TODAY NETWORK
  • May 23, 2026

Colossal Biosciences, the company that produced a trio of modern-day dire wolves, now has its own answer to the question: What comes first, th…

Letter: Good-bye Al Marah
Local-issues

Letter: Good-bye Al Marah

  • Ann Baldwin, Midtown
  • May 13, 2026

I am a professor emerita of physiology and a published researcher in human-animal interactions. I draw your attention to the immanent closure …

Letter: Goodbye Al Marah
Local-issues

Letter: Goodbye Al Marah

  • Ann Baldwin, Midtown
  • May 13, 2026

I am a professor emerita of physiology and a published researcher in human-animal interactions. I draw your attention to the imminent closure …

Outer space conditions hamper sperm's ability to navigate toward an egg
Science

Outer space conditions hamper sperm's ability to navigate toward an egg

  • WILL DUNHAM Reuters
  • Updated Jun 2, 2026

As humankind moves toward establishing a long-term presence on the moon and Mars, the question of whether reproduction is possible in extraterrestrial environments may no longer be merely hypothetical.

How a Florida zoo saved an African wild rhino's eyesight

How a Florida zoo saved an African wild rhino's eyesight

  • Updated Jun 5, 2026

Rhinos have poor eyesight according to zoologists, so these safari staff workers had to build up a bit of trust to get Thuza to come into this…

Letter: Nature and n urture?
Letters to the Editor

Letter: Nature and n urture?

  • Howie Adams, Northeast side
  • Updated Jan 3, 2026

I read a story today of a newly discovered plant found in a forest outside Kuala Lumpur, Malaysia called a Fairy Lantern Flower and classified…

Tim Steller's column: 'Mass extinction' threat overstated, UA researchers say
Subscriber

Tim Steller's column: 'Mass extinction' threat overstated, UA researchers say

  • Tim Steller
  • Updated Dec 17, 2025

For Star subscribers: As Earth's temperature rises sharply, the threat of a global mass extinction has loomed. But U of A researchers say that fear is flawed, although habitat conservation is necessary.

Friends of SaddleBrooke Libraries
Arts-and-leisure

Friends of SaddleBrooke Libraries

  • Heather Wolf
  • Oct 31, 2025

The Friends of SaddleBrooke Libraries are thrilled to announce that our November lecture will offer expert information on native plants.

Feisty endangered fish finds new home inside Biosphere 2
Environment

Feisty endangered fish finds new home inside Biosphere 2

  • Henry Brean
  • Updated Nov 25, 2025

About 50 Sonoyta pupfish were released into an artificial stream inside the University of Arizona's Biosphere 2 on Friday in hopes of establishing a new reserve population of the endangered fish.

How wild donkeys damage Arizona's desert ecosystem
State

How wild donkeys damage Arizona's desert ecosystem

  • Kelly Henriquez Cronkite News
  • Updated Nov 4, 2025

Some biologists worry about the impact burros could have on Arizona's desert ecosystem from eating larger plants relied upon by many different species of plants and animals for protection from the sun and predators.

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