In a preprint paper shared via the arXiv, scientists in Slovenia announce that they managed to 3D print a tiny elephant ...

We have designed a new type of heterostructured MnO2@SnO2 hollow sphere composite. This particular hollow heterostructured structure material contains two parts: one is the MnO2 hollow spheres and the ...

In a printing production process, paper often exhibits various surface defects due to objective factors. These defects manifest in different forms and are typically small and densely distributed, ...

Zimbabwe plans to send brain tissue samples from dead elephants to the US to test for toxic micro-organisms. Thirty-four elephants have died in western Zimbabwe since 24 August. Botswana blamed toxins ...