The 2020s is the decade of Mars. Last week NASA's Perseverance rover became the sixth American robot to land on the red planet, and the third visitor this month. Where are we going with Mars, who will get us there, and what is the ultimate goal?
If vaccinations are key to ending the pandemic, Israel may get there first as it has the highest rate by far of any nation. Paradoxically, it also has the world's second-highest rate of daily new COVID-19 cases.