The COVID-19 pandemic has become the worst public-health crisis in a century. More than 500,000 people have died worldwide. It has also catalysed a research revolution, as scientists, doctors and other scholars have worked at breakneck speed to understand COVID-19 and the virus that causes it: SARS-CoV-2. Nature runs through some of the key questions that researchers still don’t have answers to.
Related Video
Medicine
What Is Chronic Kidney Disease, and How Might It Affect You?
January 12, 2021 — Dominic Smith and Andrew Robinson
Computing
Artificial Intelligence Is Now Shockingly Good at Sounding Human
December 9, 2020 — Meghan McDonough
Space
The Future of Mars Exploration
December 2, 2020 — Lee Billings and Casey Dreier
Engineering

Engineering
1:40
Snap, Crackle, Whop--How to Win the Wishbone
November 26, 2020 — Tim Palmieri
Biology
Bumblebees' Self-Image Gets Them through Tight Spots
November 23, 2020 — Macarena Carrizosa
Space
To Understand Gravity, Toss a Hard Drive into a Black Hole
November 4, 2020 — Emily V. Driscoll and Jared Kaplan
Space
The Big Bang, Zebras and the Texture of Our Universe
October 28, 2020 — Emily V. Driscoll and Jared Kaplan
Physics
Apple-Sized Stars, a Potato-Shaped Earth and the Force That Creates Our Reality
October 21, 2020 — Emily V. Driscoll and Jared Kaplan