New Scientist Magazine – January 7, 2023 issue:

The 12 innovations we need to save humanity and the planet

Which inventions should we prioritize to safeguard the environment and human health and happiness? From better batteries and photovoltaic paint to a universal vaccine precursor

The crystal growers behind the graphene revolution

Takashi Taniguchi and Kenji Watanabe create high-quality crystals that offer the perfect substrate on which to tailor-make two-dimensional materials with amazing electronic properties. They tell New Scientist how they grow their world-renowned crystals

Mysterious symbols in cave paintings may be earliest form of writing

Stone Age people in Europe appear to have recorded the reproductive habits of animals with markings on cave paintings, hinting at the early origins of writing