number of breaks: 17
Repurposing of retroviral genes: when foe becomes self
The genomes of all organisms are constantly under attack from a variety of sources, including the everyday effects of solar and ionising radiation together with chemical and oxidative insults. However, there are also more specific threats to our genomes like those that posed through invasion... click to read more
Carnivorous plants help uncover universal rules of plant development
Look out your window, and you might see the broad leaves of a mulberry tree or thin needles of a pine. Perhaps you have an orchid on your windowsill and have noticed the extravagant curves of its petals. All these shapes emerge from the same... click to read more
Are planets with oxygen-rich atmospheres rare?
Complex life on Earth requires oxygen. Understanding how oxygen levels have evolved on our planet can provide an insight into our own evolution and the possibility of complex life evolving elsewhere. Current theories suggest that Earth's O2 levels have risen three times over its 4.5... click to read more
Probing the evolution of photosynthetic life on the early Earth
In a famous cartoon, a fish morphs slowly into a human as it forsakes water for dry land. With sly humor, this doodle actually captures a pervasive narrative of evolutionary history: the oceans are life's cradle, with life gaining the continents only later. Seemingly, the... click to read more
Did Homo naledi meet Homo sapiens in South Africa?
Our research team has determined the age of Homo naledi, a new species of hominin (human ancestor), from the Rising Star Cave in The Cradle of Humankind World Heritage Site, South Africa. We have also announced the discovery of a second chamber (the Lesedi Chamber)... click to read more