Afrhttps://en.wikipedia.org/wiki/Africaica is in the midst of a monumental geological transformation that could eventually divide the continent into two separate landmasses, researchers report. New magnetic data has revealed that the Earth’s crust beneath East Africa is steadily tearing apart — a continental breakup that may culminate in the birth of a new ocean in the next 5–10 million years.
Scientists describe the process as a massive “zipper” opening from northeast to southwest, accompanied by volcanic activity, earthquakes and crustal thinning. When the split is complete, a western Africa (including Egypt, Algeria, Nigeria, Ghana, Namibia) will separate from an eastern Africa (including Somalia, Kenya, Tanzania, Mozambique and parts of Ethiopia).
“These findings give a unique perspective on how our planet is constantly changing right beneath our feet,” said geologist Prof Peter Styles of Keele University.
The East African Rift: Where the Continent Is Tearing Apart
The 4,000-mile East African Rift, stretching from Jordan to Mozambique, is one of the world’s most dramatic tectonic faults. Here, the crust is pulling apart at 5–16 mm per year, according to geochemist Dr Emma Watts. Over time, this widening rift is expected to cut through major lakes such as Lake Malawi and Lake Turkana, eventually flooding with seawater.
The Afar Triple Junction: Ground Zero of the Breakup
Researchers focused on the Afar region, where the Red Sea, Gulf of Aden, and Main Ethiopian Rift meet — one of Earth’s few active triple junctions. Using magnetic data collected in the late 1960s and re-analysed with modern tools, scientists found unmistakable signatures of ancient seafloor spreading between Africa and Arabia, confirming that a new ocean basin is already in its earliest stages.
A Slow but Inevitable Transformation
The process is imperceptibly slow to humans but geologically significant. The crust here is thinning “like warm taffy,” say researchers, and will eventually rupture completely, allowing ocean water to rush in.
As the authors of the new study in the Journal of African Earth Sciences note, resurrecting the 1968 magnetic survey has provided a “missing piece” in understanding how continents begin to break apart.
Though invisible day-to-day, these powerful forces will ultimately reshape Africa’s geography — a reminder that Earth’s continents are always in motion.