New research shows that early land plants started influencing Earth’s climate hundreds of millions of years earlier than ...
A new leaf imaging system lets scientists watch plant stomata control water loss and carbon uptake in real time.
Biology textbooks explain that cells follow a universal rule when processing gene transcripts to make proteins. Non-coding snippets of RNA are bracketed by a guanine-thymine (GT) nucleotide sequence ...
A resurrected ancient enzyme is helping scientists test how reliably Earth’s oldest rocks record signs of life.