In 2006, the International Astronomical Union reclassified Pluto as a "dwarf planet."
In 2003, scientists completed the first sequencing of the entire human genome, opening up new avenues for research and medical treatment.
The scientific consensus is that human activities, such as burning fossil fuels, are contributing to global warming and climate change.
The rise of the Internet and social media has changed the way we communicate and access information.
In 2008, Barack Obama became the first black President of the United States.
Advances in artificial intelligence are transforming industries and opening up new possibilities in fields like healthcare and transportation.
Solar and wind power are becoming increasingly competitive with traditional fossil fuels, making renewable energy more accessible.
The world's population has surpassed 7 billion people and is projected to reach 9.7 billion by 2050.
In recent years, space agencies like NASA and SpaceX have continued to explore space, with plans to return to the moon and eventually send humans to Mars.
The COVID-19 pandemic has disrupted daily life around the world, highlighting the importance of public health and scientific research.