In a fast-paced competition, students showcased their knowledge across a wide range of science and math topics. What is the molecular geometry of sulfur tetrafluoride? Which layer of the Sun is thickest? What is the average of the first 10 prime numbers? If you answered “see-saw,” “radiation zone,” and “12.9,” respectively, then you know a […]
Posted on
March 3, 2025
Sign up for our newsletter:
Categories
150
2
1
4
1
36
1
586
1
28
9
1
3
1
28
1
348
1
319
1
1
6
1
287
15
1
6
39
6
4
1
145
42
1
2
125
30
23
14
94
2
222
25
99
183
32
3
6
1
52
10
2
10
1
29
129
41
49
10
8
2
10
4
4
2
1
131
3
22
4
1
34
1
1
19
4
1
5
14
2
316
6
8
2
2
27
15
193
1
1
15
22
2
4
15
1
79
40
97
10
3
1
87
2
1
1
24
1
143
51
1
14
17
17
6
10
40
12
2
3
28
2
10
2
203
1
5
10
11
6
1
1
5
324
1
4
1
3
274
2
3
1
6
61
3
1
1
6
2
3
1
11
1
2
1
1
1
2
1
13
1
3
5
18
5
17
1
9
132
Blog Posts
A Winter Blanket Covers North Carolina
February 6, 2026
NASA Selects Two Earth System Explorers Missions
February 5, 2026
Career Spotlight: Welder (Ages 14-18)
February 5, 2026