Cryptography without using secret keys

Most security applications, for instance, access to buildings or digital signatures, use cryptographic keys that must at all costs be kept secret. That also is the weak link: Who will guarantee that the key doesn't get stolen ...

Why green bonds could be key to fighting climate change

Finance has a role to play in confronting climate change, and green bonds could be one of the tools to do it. The idea behind green bonds is not complicated, but the application of this simple financial mechanism could be ...

Embracing bioinformatics in gene banks

The preservation of plant biodiversity is the task of the roughly 1,750 gene banks distributed around the world. They store plant samples and sometimes additional phenotypic or genetic information of around 7.4 million accessions ...

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