Current Affairs · 21 January 2026
TNPSC current affairs published on 21 January 2026.
Science TechnologyThe Hindu
Antarctic climate history study highlights marine microfossils as a scientific tool
A science update noted the role of marine microfossils in understanding Antarctica’s climate history.
NationalThe Hindu
Fotu La tunnel project approved in Ladakh: exam facts on all-weather connectivity and border infrastructure
The Fotu La tunnel project in Ladakh was approved, strengthening all-weather connectivity in a strategically important region.
EconomyThe Hindu
India tops founders of US unicorn startups: key startup ecosystem facts for economy MCQs
India ranked top among founders of US unicorn startups, a useful fact for startup and economy questions.
Science TechnologyThe Hindu
NASA ends MAVEN mission: exam-ready facts on Mars orbiter and space science
NASA declared the MAVEN mission ended in January 2026, a useful science-and-technology fact on Mars exploration.
InternationalThe Hindu
BHEL wins international refinery contract for Nigeria: exam facts on PSU exports and energy infrastructure
BHEL secured a major international refinery contract linked to Nigeria, making it relevant for PSU, energy and industrial policy questions.