Years in science: | 2018 2019 2020 2021 2022 2023 2024 |
Centuries: | 20th century · 21st century · 22nd century |
Decades: | 1990s 2000s 2010s 2020s 2030s 2040s 2050s |
Years: | 2018 2019 2020 2021 2022 2023 2024 |
2021 in science |
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Fields |
Technology |
Social sciences |
Paleontology |
Extraterrestrial environment |
Terrestrial environment |
Other/related |
This is a list of several significant scientific events that occurred or were scheduled to occur in 2021.