Humans Despite reaching 8 billion people, we must plan for population decline The number of people on the planet has hit a huge milestone at 8 billion, but fertility rates are falling fast in many countries, which means planning for an older population News
Environment Annual US clock change kills 33 people and 36,500 deer in car crashes Putting back the clocks in November is linked to a spike in car collisions with deer in the US News
Technology Will Ukraine deploy lethal autonomous drones against Russia? Ukraine has used drones in innovative ways throughout the Russia-Ukraine war, and may now be preparing to deploy machines capable of finding and attacking targets without direct human control News
Space Caroline Herschel's pioneering astronomy is brought into the spotlight Herschel's discovery in the 18th century of 560 missing stars is the focus of new audio-visual work from photographic artist Lynda Laird Regulars
Life How flowering plants beat bloom-free gymnosperms to world dominance Flowerless gymnosperms, such as conifer and ginkgo, ruled the Jurassic world before their flowering rivals, the angiosperms, became dominant. What caused the fall of one and the rise of the other? Features
Space Voyage to the Edge of Imagination review: A compelling new sci-fi show A new exhibition at the Science Museum isn't so much about science fiction, as it is about involving you in a journey through the cosmos Culture
Life How to grow tremendous tulips Colourful tulips are a great addition to gardens in spring. From planting them at the right time to keeping an eye on water drainage, Clare Wilson has a host of good tips Regulars
On using science to unlock the secrets of the Mona Lisa Feedback explores efforts from the realms of physics, mathematics and medicine to explain the hold that Leonardo da Vinci's most famous painting has had on us through the centuries Regulars