Here’s how orbital dynamics wizardry helped save NASA’s next Mars mission

ESCAPADE’s path through space, relative to the Earth, has the peculiar shape of a kidney bean. In the world of astrodynamics, ...
BBC

Leaders PSG fight back to draw six-goal thriller

European champions Paris St-Germain fought back from 3-1 down to claim a point in a thrilling 3-3 draw with Strasbourg and stay top of Ligue 1. The hosts took a sixth-minute lead as Bradley Barcola ...
BBC

Vardy scores first Cremonese goal in Atalanta draw

Vardy helped Leicester win the Premier League and FA Cup Former Leicester striker Jamie Vardy scored his first goal for Cremonese in a 1-1 draw against Atalanta in Serie A. The 38-year-old left ...
BBC

Drawing a bar graph for grouped data

Here is the data for the ages of customers shopping in the Bitesize CD store. Ages of customers in 1-hour period 25, 29, 45, 19, 36, 17, 60, 51, 39, 24, 15, 13, 31 ...
GitHub

Adrninistrator/uml-sequence-diagram-drawio

已有一些工具可以根据文本自动生成 UML 时序图，如 PlantUML（https://plantuml.com/zh/）、Mermaid（https://mermaid-js.github.io/mermaid/）等 ...
C&EN

Bismuth Vanadate and 3D Graphene Composite Photoanodes for Enhanced Photoelectrochemical Oxidation of Water

You are free to share (copy and redistribute) this article in any medium or format within the parameters below: Creative Commons (CC): This is a Creative Commons license. Attribution (BY): Credit must ...
C&EN

Phase-dependent Electrocatalytic Nitrate Reduction to Ammonia on Janus Cu@Ni Tandem Catalyst

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