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Heimdal pulls CO2 and cement-making materials out of seawater using renewable energy

One of the consequences of rising CO2 levels in our atmosphere is that levels also rise proportionately in the ocean, harming wildlife and changing ecosystems. Heimdal is a startup working […]










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Don’t give your weed dealer all your data

Hello and welcome back to Equity, TechCrunch’s venture capital-focused podcast, where we unpack the numbers behind the headlines. Our beloved Danny was back, joining Natasha and Alex and Grace and Chris to chat through yet […]







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Holy Grail raises $2.7M seed fund to create modular carbon capture devices

The founders of Holy Grail, a two-year-old startup based in Mountain View, California, are taking a micro approach to solving the outsized problem of capturing carbon. The startup is prototyping […]