The mars rover curiosity has recently found evidence that there was liquid water on the planet’s surface at some point in its history. because we have not found any liquid water on the planet today, what does this imply about mars?

If a population is growing quickly in a small area then what must increase as well

The european union was formally established in

I’m his published 95 theses,martin luther protested against? a-the selling of indulgences within the catholic church b-the belief in predestination c-the worshipping of statues of saints d- the catholic church focus on faith as the sole means of salvation