26 May 2026 · The Guardian
Artificial Eggshell Aims to Revive Moa
Colossal Biosciences has developed an artificial eggshell to help revive the extinct moa, a large flightless bird from New Zealand. While they claim success, some scientists remain skeptical about the feasibility of this project.
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Narration includes the headline and summary.
Adapted from The Guardian, 19 May 2026, and rewritten at three levels by Newslish. Newslish is not affiliated with the source. Read the original.
Key vocabulary
de-extinction
the process of bringing back extinct species
“Colossal Biosciences is focused on de-extinction efforts.”
incubation
the process of keeping eggs warm so they can hatch
“The artificial eggshell is part of the incubation system.”
skeptical
having doubts about something
“Some scientists are skeptical about the company's claims.”
artificial
made by humans, not natural
“They created an artificial eggshell to help hatch eggs.”
survival rate
the percentage of individuals that live after a certain period
“The survival rate for chicks from artificial eggshells is limited.”
Quick quiz
01What is the main goal of Colossal Biosciences?
02What is a challenge mentioned regarding the artificial eggshell?
03How tall could the moa grow?
04What do some scientists want before believing Colossal's claims?
Discussion
What are the ethical implications of attempting to revive extinct species like the moa?