Grassy beginning for earliest Homo

In 2013, an ASU research team found the oldest known evidence of our own genus, Homo, at Ledi-Geraru in the lower Awash Valley of Ethiopia. A jawbone with teeth was dated to 2.8 million years ago, about 400,000 years earlier ...

Collapsed chloroplasts are targeted in self-eating process

Researchers at Tohoku University have identified a previously uncharacterized type of autophagy, during which an autophagic process termed chlorophagy removes collapsed chloroplasts in plant leaves. The findings could lead ...

Unlocking the mystery on how plant leaves grow their teeth

Plant biologists at ITbM, Nagoya University have discovered the key element, an EPFL2 peptide that is responsible for creating the teeth-like shapes on plant leaves. The zigzag edges of leaves, so-called leaf teeth, are important ...

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