All videos

How Renewable Energy Can Be Stored In This Gravitational Tower

Intermittent supply is one of renewable energy’s biggest challenges. This gravity-based tower, from US-Swiss firm Energy Vault, may be the answer.

Topics:
Energy Transition
Share:
World Economic Forum logo

Forum Stories newsletter

Bringing you weekly curated insights and analysis on the global issues that matter.

Subscribe today

More on Energy Transition
See all

How battery storage could unlock the grid and make power more affordable

Ricardo Falú and Chris Shelton

February 17, 2026

Nuclear fusion: The science behind the energy technology, explained

3:28

About us

Engage with us

Quick links

Language editions

Privacy Policy & Terms of Service

Sitemap

© 2026 World Economic Forum